Make Math Work
iPhone® and iPod Touch® Longhand Addition

Welcome to Longhand Addition
Longhand Addition is a no-nonsense easy-to-use application available on the Apple iTunes Store. With Longhand Addition you can add two numbers and see the problem solved in columnar form. If carries are necessary they are displayed.

Quick Note
Longhand Addition works with all iOS devices running iOS 2.1 or greater. However, if your device uses iOS 4.3 or greater, please consider purchasing Longhand Math instead of Longhand Addition. Here's why:
Longhand Math...
  • Does addition, subtraction, multiplication and division
  • It's Longhand Addition, Longhand Subtraction, Longhand Multiplication and Longhand Division rolled into one product.
  • Purchasing the four products above would cost almost $4.00
  • It looks better and is optimized for iPhone 5
Take A Look At Longhand Math

Longhand Addition Screens
iPhone Addition

How To Use Longhand Addition
Select either addend by touching the text entry box for the particular addend. Touch the number buttons to enter numbers into each selected addend. Touch the plus (+) button to sum the addends.

Touch an addend to select it.

Enter digits into an addend.

Decimal Point (.)
Enter a decimal point into an addend.

Clear the rightmost digit in the selected addend.

Completely clear the selected addend.

Sum the digits and display the result.

Switch to the help screen.

Even More Help
If your question has not been answered you are welcome to email us at Please include:
1. The name of this application: Longhand Addition.
2. A detailed description of the problem.
3. The exact steps to reproduce the problem.
4. A screenshot if possible.

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