CC+

Construction Calculator Plus

How To

Calculator basics and quick shortcuts.

Open Calculator, type with the on-screen keypad, and tap = to solve.

Use / for fractions like 7/16, and space for mixed numbers like 5 3/8.
Use the divide key for divide math, and use / only for fractions.
Use ft and in when entering measurements with unit marks (example: 12 ft 3 in).
Tap Fraction, Decimal, or Ft-In to switch result format.

Square Footage

Enter your length times width expression, then tap sq ft.

Example with units: 12 ft 3 in x 14 ft 8 in, then tap sq ft.
Example with plain numbers: 12 x 4, then tap sq ft.
If unit info is missing in an area flow, use the quick prompt buttons for ft, in, or sq ft.
Result view follows your tab: Fraction, Decimal, or Ft-In.

Save Workflow

Solve first, then press and hold = to save directly into Saved.

Recent + Saved Pro

Recent is for active calculations. Saved is your long-term list with names and notes.

Rise / Run Pro

Open Rise / Run, tap Rise or Run, then enter each measurement with the keypad.

Stairs Pro

Open Stairs, tap the field you want, then enter the measurement with the keypad.

Total Rise is the rough floor-to-floor rise.
Total Run is the full horizontal run to the top landing.
The tool gives you a simple stair estimate with risers, treads, riser height, and tread depth.

Triangle Area Pro

Open Triangle Area, tap Base or Height, then enter each measurement with the keypad.

Fraction