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Use the basic calculator on iPhone

You can perform arithmetic calculations with a basic calculator.

Siri: Ask Siri something like, “What’s 18 percent of 225?” Learn how to use Siri.

The basic calculator on iPhone.

Switch to the basic calculator

  1. Go to the Calculator app on your iPhone.

  2. Tap the Change Mode button, then tap Basic.

Clear digits, numbers, or the display

  1. Go to the Calculator app on your iPhone.

  2. Enter a digit or calculation.

  3. Do one of the following:

    • Delete the last digit: If you make a mistake when you enter a number, tap the Delete key.

    • Delete the entire number you last entered: Tap the Clear (C) key.

    • Delete the expression: Tap the All Clear (AC) key, or touch and hold the Delete key or the Clear (C) key.

Switch to another mode

  1. Go to the Calculator app on your iPhone.

  2. Tap the Change Mode button, then do one of the following:

Note: Calculator uses select numeric systems for written math and variable names. See the iOS and iPadOS Feature Availability website.

Copy a calculation result

  1. Go to the Calculator app on your iPhone.

  2. Enter a calculation, touch and hold the calculation result in the display, then tap Copy.

  3. Paste the result somewhere else, such as in a note or message.

You can also copy previous calculations.

Repeat the last operation

Do one of the following after completing an operation:

  • Apply the last operation to the current result: Tap the equal sign.

    For example, if you enter “1 × 2 =”, your result is 2. Each time you tap the equal sign, the currently displayed answer is multiplied by 2, producing these results: 4, 8, 16, 32, and so on.

  • Apply the last operation to a new number: Enter a new number, then tap the equal sign.

    For example, if you enter “100 + 15% =”, the result is 115. Then, if you enter “150 =”, the result is 150 + 15%, or 172.5.

See alsoGet started with Calculator on iPhoneUse the scientific calculator on iPhoneMeasure dimensions with iPhoneRead math equations
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