The ornamental design for a calculatorpencilbox, as shown and described.
FIG. 1 is a perspective view of a calculator pencil box showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a right side elevational view thereof, which is a mirror image of the left side;
FIG. 5 is a rear view thereof; and,
FIG. 6 is a bottom view thereof.
The broken line showing of numbers in FIGS. 1 and 2 is included for the purpose of illustrating portions of the calculator pencil box and forms no part of the claimed design.