Signed Decimals

-7.8 + (-0.8)

• 8.6

• -8.6

• 7

• -7

Tags

CCSS.7.NS.A.1C

-15.35 - 7.8

• -7.55

• -16.13

• -23.15

• -14.57

Tags

CCSS.7.NS.A.1C

When adding decimals with the same sign you.....

• subtract and take the sign of the larger number

• add the opposite

• add and keep the sign

• subtract and keep the sign

Tags

CCSS.7.NS.A.1C

When adding decimals with different signs you....

• subtract and take the sign of the larger number

• add the opposite

• add and keep the sign

• subtract and keep the sign

Tags

CCSS.7.NS.A.1C

-23.4 - 3.4= 

• -20

• 26.8

• -26.8

• 20

Tags

CCSS.7.NS.A.1C

-6.5 + (-0.5) 

• -7

• 7

• 6

• -6

Tags

CCSS.7.NS.A.1C

34.5 + (-7)

• -41.5

• 41.5

• -27.5

• 27.5

Tags

CCSS.7.NS.A.1C

What is the value of  3.45 - (-7.8) ?

• --1.25

• 11.25

• -4.35

• 4.35

Tags

CCSS.7.NS.A.1C

-3.133 + -0.24

• 3.373

• 2.893

• -3.373

• -2.893

Tags

CCSS.7.NS.A.1C

7.9² + 4.2 × (6.5 − 5.7)

• 65.77

• 65.78

• 65.79

• 65.76

Tags

CCSS.7.NS.A.3