Quiz: 2.1 and 2.2

Fill in the blank for the following rule: If the rational numbers have same signs, ______________ the absolute values and keep the common sign.

• add

• subtract

• multiply

• divide

Tags

CCSS.7.NS.A.1C

Fill in the blank for the following rule: If the rational numbers have different signs, ____________________ the absolute values and keep the sign of the number with the biggest absolute value.

• add

• subtract

• multiply

• divide

Tags

CCSS.7.NS.A.1C

-2.61 + (-6.88)

• 9.49
• -9.49
• 4.27
• -4.27

Tags

CCSS.7.NS.A.1C

-8.52 + (-1.29)

• 7.23
• -7.23
• -9.81
• 9.81

Tags

CCSS.7.NS.A.1C

7.19 + (-5.34)

• 12.53
• -12.53
• 1.85
• -1.85

Tags

CCSS.7.NS.A.1C

 $\frac{5}{9}+-\frac{3}{4}$  

•  $-\frac{7}{36}$  

•  $\frac{7}{36}$  

•  $\frac{8}{13}$  

•  $-\frac{8}{13}$  

Tags

CCSS.7.NS.A.1C

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

•  $-\frac{3}{5}$  

•  $-1\frac{4}{5}$  

•  $\frac{3}{5}$  

•  $1\frac{4}{5}$  

Tags

CCSS.7.NS.A.1C

Convert to a decimal

• 0.25

• 0.7

• 0.34

• 0.75

Tags

CCSS.5.NBT.A.3

CCSS.5.NF.B.3

CCSS.5.NBT.B.7

Convert to a decimal

• 0.7

• 0.35

• 2.7

• 0.28

Tags

CCSS.5.NBT.A.3

CCSS.5.NF.B.3

CCSS.5.NBT.B.7

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

• 0.375

• 3.375

• 3.3

• 0.3

Tags

CCSS.5.NBT.A.3

CCSS.5.NBT.B.7