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Integer Operations

Author: Lauren Ford

Learn how to add, subtract, multiply, and divide with integers and practice your skills.

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Source: Jonathan Clausell (exchange.smarttech.com)

Adding Integers Song

Same signs, add and keep,
Different signs, subtract!
Use the sign of the bigger number,
Then you'll be exact.

Source: Nicole Maslowski (youtube.com)

Keep it, Change it, Change it Chart (KCC)

Use this chart to show your work when subtracting integers.
Remember - Keep the sign of the first integer, Change subtraction to addition, and Change the sign of the second integer!

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Source: Lauren Ford

Integer Triangle

When multiplying and dividing integers, use the Integer Triangle to determine whether your answer will be negative or positive.

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Source: Lauren Ford