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Maths Calculator

How to use this Math Calculator

Step 1: Enter the First Number

Use the numeric keypad to enter the first number in your calculation.

Step 2: Select the Operator

Choose the desired mathematical operator (e.g., + for addition, – for subtraction, × for multiplication, ÷ for division) by pressing the corresponding key.

Step 3: Execute the Operation

Press the ‘=’ key to perform the calculation and display the result.

Step 4 : Continue Calculations (Optional)

To perform additional calculations with the result, press the operator key for the next operation and enter the next number, then press ‘=’ again.

Step 5: Clearing Entries

Press ‘C’ or ‘AC’ to clear the current entry or all entries, respectively, and start a new calculation.

What Are the Functions on the Calculator?

  • ÷   Division
  • ×   Multiplication
  • +   Addition
  • −   Subtraction
  • =   Calculate
  • +/-   Plus/minus toggles the pos/neg sign of the displayed number
  • C   Clear entry
  • AC   All clear

How to Use Basic Calculator Operations

Addition and Subtraction

CalculationSteps
3 + 5 = 83 + 5 =
7 – 9 = -27 – 9 =
3 + (-5) = -23 + (-5) =
(-7) – 9 = -16(-7) – 9 =
7.3 + 12.25 – 10.75 = 8.87.3 + 12.25 – 10.75 =

Multiplication and Division

CalculationSteps
13 × 3 × 2 = 7813 × 3 × 2 =
25 ÷ 2 = 12.525 ÷ 2 =
8.35 × 17.25 ÷ 10.16 = 14.198.35 × 17.25 ÷ 10.16 =

Repeating Operations

CalculationSteps
3 + 5 + 5 + 5 = 183 + 5 + 5 + 5 =
3 + 3 + 3 = 93 + 3 + 3 =
7 – 3 – 3 – 3 – 3 = -57 – 3 – 3 – 3 – 3 =
5 × 2 × 2 × 2 = 405 × 2 × 2 × 2 =
2^6 = 642 × 2 × 2 × 2 × 2 × 2 =