Adding/Subtracting Rational Numbers

-7.8 + (-0.8)

• 8.6
• -8.6
• 7
• -7

Tags

CCSS.7.NS.A.1C

 $\frac{1}{5}+\left(-\frac{3}{5}\right)$  

•  $\frac{2}{5}$ 

•  $-\frac{2}{5}$  
  

•  $\frac{3}{5}$  

• -1

Tags

CCSS.7.NS.A.1C

-23.4 - 3.4= 

• -20
• 26.8
• -26.8
• 20

Tags

CCSS.7.NS.A.1C

 $-\frac{3}{4}-\left(-\frac{2}{3}\right)$  

•  $\frac{1}{12}$  
  

•  $-\frac{1}{12}$  
  

•  $-\frac{17}{12}$  
  

•  $-1\frac{5}{12}$  

Tags

CCSS.7.NS.A.1C

 $\frac{5}{8}-\left(-\frac{7}{8}\right)$  

•  $1\frac{1}{2}$  
  

•  $2\frac{1}{2}$  
  

•  $-1\frac{1}{2}$  
  

•  $-2\frac{1}{2}$  
  

Tags

CCSS.7.NS.A.1C

6.59 + (−7.8) − (−2.41)

• 16.8
• 11.98
• -3.62
• 1.2

Tags

CCSS.7.NS.A.3

34.5 + (-7)

• -41.5
• 41.5
• -27.5
• 27.5

Tags

CCSS.7.NS.A.1C

Find  -6.23 - 7.5

• 13.73
• 1.3
• -1.2
• -13.73

Tags

CCSS.7.NS.A.1C

What is  $2\frac{5}{8}$   as a decimal?

• 2.625

• 0.625

• 2.58

• 0.58

What is as a decimal? $3\frac{3}{8}$  as a decimal?

• 0.375

• 3.375

• 3.3

• 0.3