Adding Rational Numbers (Decimals)

-2.61 + (-6.88)

• 9.49
• -9.49
• 4.27
• -4.27

Tags

CCSS.6.NS.B.3

CCSS.6.NS.C.5

-2.61 + (-6.88)

• 9.49
• -9.49
• 4.27
• -4.27

Tags

CCSS.6.NS.B.3

CCSS.6.NS.C.5

-8.52 + (-1.29)

• 7.23
• -7.23
• -9.81
• 9.81

Tags

CCSS.6.NS.B.3

CCSS.6.NS.C.5

9 + -6.73

• 2.27
• -2.27
• 15.73
• -15.73

Tags

CCSS.6.NS.B.3

CCSS.6.NS.C.5

CCSS.6.NS.C.6

7.19 + (-5.34)

• 12.53
• -12.53
• 1.85
• -1.85

Tags

CCSS.6.NS.B.3

CCSS.6.NS.C.5

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.6.NS.B.3

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.6.NS.B.3

CCSS.6.NS.C.5

-40 + 15.05= 

• 55.05
• 24.95
• -24.95
• 14.65

Tags

CCSS.7.NS.A.1C

-6.5 + (-0.5) 

• -7
• 7
• 6
• -6

Tags

CCSS.6.NS.B.3

CCSS.6.NS.C.5

CCSS.6.NS.C.6

34.5 + (-7)

• -41.5
• 41.5
• -27.5
• 27.5

Tags

CCSS.7.NS.A.1C