Adding and Subtracting Rational Numbers

solve

• 1  1/2
• - 1 5/9
• 1  5/9
• not here

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.1

CCSS.7.NS.A.3

-5.7 + 0.9

• 2.1
• -4.8
• -8.3
• -10.7

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3

solve 

• - 2/9
• - 5/9 
• 2/9
• no there

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3

- ⁷/₈ - ¹/₂

• - ¹¹/₇
• - ⁸/₁₁
• -1 ³/₈
• -1 ¹/₈

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3

−28+(−8)=

• 36
• −36
• −20
• 20

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3

7.19 + (-5.34)

• 12.53
• -12.53
• 1.85
• -1.85

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3

Rewrite the problem as addition.

-5.66 - (-4.1)

• 5.66 + (-4.1)

• -5.66 + 4.1

• -5.66 + (-4.1)

• -5.66 - 4.1

Tags

CCSS.7.EE.A.1

CCSS.7.EE.A.2

CCSS.7.NS.A.1

4/9 + (-2/3) = 

• 1 1/9
• -1 1/9
• 2/9
• -2/9

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3

6.59 + (−7.8) − (−2.41)

• 16.8
• 11.98
• -3.62
• 1.2

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3

- 31 + - 7

• 24
• -24
• - 38
• 38

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3