Integer Operations

When ADDing two integers with the SAME SIGN...

• Add and keep the same sign.

• Add and change the sign.

• Subtract and keep the same sign.

• Subtract and change the sign.

Tags

CCSS.7.NS.A.1C

When subtracting two integers...

• Add them together

• Ignore the signs and subtract

• Change the operation into addition and the second number's sign

• It will always be negative

Tags

CCSS.7.NS.A.1C

When multiplying two numbers with the SAME SIGN...

• Your answer is negative

• Your answer is positive

• It depends on if they are positive or negative numbers

• Your answer has the same sign.

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

When dividing two numbers with DIFFERENT signs...

• Your answer takes the sign of the bigger number

• You can't divide

• Your answer is positive

• Your answer is negative

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

-4 + 8

• -4

• 4

• 12

• -12

Tags

CCSS.7.NS.A.1C

3 - 12

• -9

• 9

• -15

• 15

Tags

CCSS.7.NS.A.1C

-5 - 6

• 1

• -1

• 11

• -11

Tags

CCSS.7.NS.A.1C

5 + (-7)

• 12

• -12

• -2

• 2

Tags

CCSS.7.NS.A.1C

-4

• 8

• -8

• 2

• -2

Tags

CCSS.7.NS.A.1C

• 8

• -8

• -20

• 20

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B