Core 4: Operations with Negative and Positive Numbers

3 - (-9)

• 12

• -6

• 6

• -12

Tags

CCSS.7.NS.A.1C

-10 - 20

• 30

• -30

• 10

• -10

Tags

CCSS.7.NS.A.1C

(-8) + (-2)

• -6

• 10

• 6

• -10

Tags

CCSS.7.NS.A.1C

When you add integers with different signs...

• you always get a positive

• you always get a negative

• you add and keep the signs

• you subtract and take the sign of the larger number

• you keep, change, change

Tags

CCSS.7.NS.A.1C

When you add integers with the same sign...

• you always get a positive

• you always get a negative

• you add and keep the sign

• you subtract and take the sign of the larger number

• you keep, change, change

Tags

CCSS.7.NS.A.1C

When you subtract integers...

• you always get a positive

• you always get a negative

• you add and keep the sign

• you subtract and take the sign of the larger number

• you keep, change, change

Tags

CCSS.7.NS.A.1B

When you multiply or divide and signs are different, you get a...

• Positive

• Negative

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

When you multiply or divide and signs are the same, you get a...

• Positive

• Negative

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

92 + (-94)

• -2

• 2

• 186

• -186

Tags

CCSS.7.NS.A.1C

(-9) × (-8)

• -72

• 72

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B