The Online Upside Down Calculator

This seven-segment display calculator lets you write calculator spelling words. Students and kids can explore fun number writing and flipped digits.

List of example words to spell using an upside-down calculator

Here's a list of words you can spell using the calculator, along with the numbers to enter (which will appear as the words when the calculator is upside-down):

Try entering these numbers into the calculator, then flip it upside-down to reveal the hidden words.