Integer Operations


If the signs are the same, keep the sign and add the numbers.  If the signs are different, subtract the numbers and give the answer the sign of the larger number


Change the subtraction to addition and write the opposite of the number that comes after i


Two negatives give a positive answer; a positive and a negative give a negative answer. 

Skill Check 1

Skill Check 2

Skill Check 3

Skill Check 4

Skill Check 5

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