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  2. Use the scientific calculator on iPhone. You can use the scientific calculator for exponential, logarithmic, and trigonometric functions. You can also view complete expressions with parentheses, trigonometry, and multiple operations before tapping the equal sign for the final answer.

  3. Oct 30, 2023 · Quick Answer: To use the scientific calculator on your iPhone, simply open the calculator app and swipe left or right to switch to the scientific mode. From there, you can perform advanced calculations, use trigonometric functions, calculate logarithms, and much more.

  4. Go to the Calculator app on your iPhone. Tap , then do one of the following: Access algebraic, exponential, logarithmic, and trigonometric keys, and more: Tap Scientific. See Use the scientific calculator. Solve handwritten math problems, evaluate expressions, and assign variables: Tap Math Notes, then tap . See Solve math with Math Notes.

    • Open the iPhone's Scientific Calculator
    • The Best Tech Newsletter Around

    First, open the "Calculator" app. If you can't find it, swipe downward with one finger in the middle of the screen to see a search bar. Type "calc" and select the "Calculator" app icon when it appears.

    Once Calculator opens, you'll probably see a screen like this. It's a simple interface with a grid of numbers and basic mathematical operators. Hardly scientific at all!

    To enter scientific calculator mode, rotate your iPhone 90 degrees until it is in landscape orientation. The Calculator app will automatically adjust to fit the wide orientation of the screen, and new scientific calculator buttons will be added to the display.

    If your calculator doesn't change into scientific mode when you rotate your iPhone, then it's likely that you have orientation lock enabled. To disable it, pull up Control Center and tap the orientation lock icon until it is no longer highlit.

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  5. Jan 20, 2022 · How to swipe to delete in iPhone Calculator app. To delete a digit by swiping in the Calculator app, simply swipe either left or right at the top of display. It's that easy — as demonstrated...

    • Dale Fox
  6. Sep 7, 2023 · The Beginner’s Guide to Using the Calculator App on Your iPhone. Written by Lee. Published on September 7, 2023. Do you feel like you’re missing out on a ton of time-saving features on your iPhone? If so, you’re not alone. We’ve all been there – fumbling around with our phones, trying to figure out how to use the calculator app.

  7. Jul 20, 2022 · Your iPhone has a handy calculator you don't even need to unlock your phone to use. Here's how to use the iPhone calculator and what you can do with it.