A portion of the disclosure of this patent document contains material to which a claim for copyright is made. The copyright owner has no objection to the facsimile reproduction by anyone of the patent disclosure, as it appears in the Patent and Trademark Office patent files or records, but otherwise reserves all other copyright rights whatsoever.
FIG. 1 is a front planform view of the 1st card of the educational set of cards for addition and subtraction of the present invention.
FIG. 2 is a front planform view of the 2nd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 3 is a front planform view of the 3rd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 4 is a front planform view of the 4th card of the educational set of cards for addition and subtraction of the present invention.
FIG, 5 is a front planform view of the 5th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 6 is a front planform view of the 6th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 7 is a front planform view of the 7th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 8 is a front planform view of the 8th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 9 is a front planform view of the 9th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 10 is a front planform view of the 10th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 11 is a front planform view of the 11th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 12 is a front planform view of the 12th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 13 is a front planform view of the 13th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 14 is a front planform view of the 14th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 15 is a front planform view of the 15th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 16 is a front planform view of the 16th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 17 is a front planform view of the 17th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 18 is a front planform view of the 18th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 19 is a front planform view of the 19th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 20 is a front planform view of the 20th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 21 is a front planform view of the 21st card of the educational set of cards for addition and subtraction of the present invention.
FIG. 22 is a front planform view of the 22nd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 23 is a front planform view of the 23rd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 24 is a front planform view of the 24th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 25 is a front planform view of the 25th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 26 is a front planform view of the 26th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 27 is a front planform view of the 27th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 28 is a front planform view of the 28th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 29 is a front planform view of the 29th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 30 is a front planform view of the 30th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 31 is a front planform view of the 31st card of the educational set of cards for addition and subtraction of the present invention.
FIG. 32 is a front planform view of the 32nd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 33 is a front planform view of the 33rd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 34 is a front planform view of the 34th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 35 is a front planform view of the 35th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 36 is a front planform view of the 36th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 37 is a front planform view of the 37th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 38 is a front planform view of the 38th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 39 is a front planform view of the 39th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 40 is a front planform view of the 40th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 41 is a front planform view of the 41st card of the educational set of cards for addition and subtraction of the present invention.
FIG. 42 is a front planform view of the 42nd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 43 is a front planform view of the 43rd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 44 is a front planform view of the 44th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 45 is a front planform view of the 45th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 46 is a front planform view of the 46th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 47 is a front planform view of the 47th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 48 is a front planform view of the 48th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 49 is a front planform view of the 49th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 50 is a front planform view of the 50th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 51 is a front planform view of the 51st card of the educational set of cards for addition and subtraction of the present invention.
FIG. 52 is a front planform view of the 52nd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 53 is a front planform view of the 53rd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 54 is a front planform view of the 54th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 55 is a front planform view of the 55th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 56 is a front planform view of the 56th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 57 is a front planform view of the 57th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 58 is a front planform view of the 58th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 59 is a front planform view of the 59th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 60 is a front planform view of the 60th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 61 is a front planform view of the 61st card of the educational set of cards for addition and subtraction of the present invention.
FIG. 62 is a front planform view of the 62nd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 63 is a front planform view of the 63rd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 64 is a front planform view of the 64th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 65 is a front planform view of the 65th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 66 is a front planform view of the 66th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 67 is a front planform view of the 67th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 68 is a front planform view of the 68th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 69 is a front planform view of the 69th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 70 is a front planform view of the 70th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 71 is a front planform view of the 71st card of the educational set of cards for addition and subtraction of the present invention.
FIG. 72 is a front planform view of the 72nd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 73 is a front planform view of the 73rd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 74 is a front planform view of the 74th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 75 is a front planform view of the 75th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 76 is a front planform view of the 76th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 77 is a front planform view of the 77th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 78 is a front planform view of the 78th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 79 is a front planform view of the 79th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 80 is a front planform view of the 80th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 81 is a front planform view of the 81st card of the educational set of cards for addition and subtraction of the present invention.
FIG. 82 is a front planform view of the 82nd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 83 is a front planform view of the 83rd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 84 is a front planform view of the 84th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 85 is a front planform view of the 85th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 86 is a front planform view of the 86th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 87 is a front planform view of the 87th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 88 is a front planform view of the 88th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 89 is a front planform view of the 89th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 90 is a front planform view of the 90th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 91 is a front planform view of the 91st card of the educational set of cards for addition and subtraction of the present invention.
FIG. 92 is a front planform view of the 92nd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 93 is a front planform view of the 93rd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 94 is a front planform view of the 94th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 95 is a front planform view of the 95th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 96 is a front planform view of the 96th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 97 is a front planform view of the 97th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 98 is a front planform view of the 98th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 99 is a front planform view of the 99th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 100 is a front planform view of the 100th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 101 is a front planform view of the 101st card of the educational set of cards for addition and subtraction of the present invention.
FIG. 102 is a front planform view of the 102nd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 103 is a front planform view of the 103rd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 104 is a front planform view of the 104th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 105 is a front planform view of the 105th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 106 is a front planform view of the 106th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 107 is a front planform view of the 107th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 108 is a front planform view of the 108th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 109 is a front planform view of the 109th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 110 is a front planform view of the 110th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 111 is a front planform view of the 111th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 112 is a front planform view of the 112th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 113 is a front planform view of the 113th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 114 is a front planform view of the 114th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 115 is a front planform view of the 115th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 116 is a front planform view of the 116th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 117 is a front planform view of the 117th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 118 is a front planform view of the 118th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 119 is a front planform view of the 119th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 120 is a front planform view of the 120th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 121 is a front planform view of the 121st card of the educational set of cards for addition and subtraction of the present invention.
FIG. 122 is a front planform view of the 122nd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 123 is a front planform view of the 123rd card of the educational set of cards for addition and subtraction of the present invention
FIG. 124 is a front planform view of the 124th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 125 is a front planform view of the 125th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 126 is a front planform view of the 126th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 127 is a front planform view of the 127th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 128 is a front planform view of the 128th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 129 is a front planform view of the 129th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 130 is a front planform view of the 130th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 131 is a front planform view of the 131st card of the educational set of cards for addition and subtraction of the present invention.
FIG. 132 is a front planform view of the 132nd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 133 is a front planform view of the 133rd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 134 is a front planform view of the 134th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 135 is a front planform view of the 135th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 136 is a front planform view of the 136th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 137 is a front planform view of the 137th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 138 is a front planform view of the 138th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 139 is a front planform view of the 139th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 140 is a front planform view of the 140th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 141 is a front planform view of the 141st card of the educational set of cards for addition and subtraction of the present invention.
FIG. 142 is a front planform view of the 142nd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 143 is a front planform view of the 143rd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 144 is a front planform view of the 144th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 145 is a front planform view of the 145th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 146 is a front planform view of the 146th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 147 is a front planform view of the 147th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 148 is a front planform view of the 148th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 149 is a front planform view of the 149th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 150 is a front planform view of the 150th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 151 is a front planform view of the 151st card of the educational set of cards for addition and subtraction of the present invention.
FIG. 152 is a front planform view of the 152nd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 153 is a front planform view of the 153rd card of the educational set of cards for addition and subtraction of the present invention.
FIG. 154 is a front planform view of the 154th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 155 is a front planform view of the 155th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 156 is a front planform view of the 156th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 157 is a front planform view of the 157th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 158 is a front planform view of the 158th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 159 is a front planform view of the 159th card of the educational set of cards for addition and subtraction of the present invention.
FIG. 160 is a front planform view of the 160th card of the educational set of cards for addition and subtraction of the present invention; and,
FIG. 161 is a front planform view of the 161st card of the educational set of cards for addition and subtraction of the present invention.