Adding and Subtracting Rational Numbers

Find  -6.23 - 7.5

• 13.73
• 1.3
• -1.2
• -13.73

Tags

CCSS.7.NS.A.1C

9 + -6.73

• 2.27
• -2.27
• 15.73
• -15.73

Tags

CCSS.7.NS.A.1C

-3/7 + 4/5

• 43/35
• -13/35
• -43/35
• 13/35

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

⁸/₁₅  +  (-⁶/₁₅)

• 14/15
• -2/15
• 2/15
• -14/15

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

- 1/3 + (-1/6) (In simplest terms)

• -1/2

• -2/6

• 1/3

• -2/18

-1 1/4  + -2 1/2 =  

• - 3 3/4
• - 3 1/4
• -2 3/4
• -3 1/2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

2 3/4 - (-1/4) = 

• 2  1/2
• 3  1./4
• 3
• -3

2.75 - (-1.25)

• 4

• -4

• 1.5

• -1.5

Tags

CCSS.7.NS.A.1C

−0.15 − (−0.15) =

• -0.30

• 0.30

• 2.25

• 0

Tags

CCSS.7.NS.A.1C

−6 + 9.2

• -15.2

• 15.2

• 3.2

• -3.2