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# Rules for Adding and Subtracting Integer Values

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A walkthrough with basic steps for adding and subtracting integer Values.

STEP 1: If necessary/possible turn subtraction into addition.

REMEMBER:

Subtraction of a positive number is the same as adding the same negative value.

“MINUS POSITIVE” can mean “PLUS NEGATIVE”

Subtraction of a negative value is the same as adding the same positive value.

“MINUS NEGATIVE” can mean “PLUS POSITIVE”

STEP 2: Add the values in the expression using one of the three below rules based on the conditions in your addition problem.

To add two negative values, add the absolute value of the numbers, and keep the negative sign.

c) Adding two opposite signed numbers:
To add two numbers with opposite signs, find the difference in the absolute values of the numbers, then keep the sign of the number with the larger absolute value.

Total Pages
1 page
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Teaching Duration
30 minutes
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