NBT.7 Illustrative Math COMP GUIDE

Find the value of each expression mentally: 2.57 – 2.55

• 0.02

• 0.2

• 2

• 0.002

Answer explanation

The correct answer is 0.02. When subtracting 2.55 from 2.57, the result is 0.02.

Tags

CCSS.5.NBT.B.7

Find the value of each expression mentally: 2.57 – 2.49

• 0.08

• 0.18

• 1.08

• 0.88

Answer explanation

Subtract 2.49 from 2.57 to get 0.08, which is the correct answer choice.

Tags

CCSS.5.NBT.B.7

Find the value of each expression mentally: 2.57 – 0.99

• 1.58

• 1.68

• 2.57

• 0.99

Answer explanation

Subtract 0.99 from 2.57 to get 1.58. Therefore, the correct value of the expression is 1.58.

Tags

CCSS.5.NBT.B.7

Find the value of each expression mentally: 2.57 – 0.59

• 1.98

• 2.08

• 1.88

• 2.18

Answer explanation

Subtract 0.59 from 2.57 to get 1.98. Therefore, the correct value is 1.98.

Tags

CCSS.5.NBT.B.7

7.35 – 2.6

• 4.75

• 4.85

• 5.75

• 4.65

Answer explanation

To find the difference between 7.35 and 2.6, subtract 2.6 from 7.35 to get 4.75. Therefore, the correct answer is 4.75.

Tags

CCSS.6.NS.B.3

100.8 – 6.03

• 94.77

• 94.8

• 95

• 96.77

Answer explanation

To find the result, subtract 6.03 from 100.8 which equals 94.77. Therefore, the correct answer is 94.77.

Tags

CCSS.6.NS.B.3

26.5 – 13.62

• 12.88

• 13.88

• 12.78

• 11.88

Answer explanation

To find the difference between 26.5 and 13.62, subtract 13.62 from 26.5 which equals 12.88. Therefore, the correct answer is 12.88.

Tags

CCSS.6.NS.B.3

465 – 463.14

• 1.86

• 1.96

• 2.86

• 1.76

Answer explanation

To find the difference between 465 and 463.14, subtract the two numbers: 465 - 463.14 = 1.86. Therefore, the correct answer is 1.86.

Tags

CCSS.7.NS.A.1C

Find the value of each expression. Explain or show your reasoning. 36.51 – 4.3

• 32.11

• 32.21

• 30.21

• 32.01

Answer explanation

To find the value of the expression 36.51 - 4.3, subtract 4.3 from 36.51 to get 32.21. Therefore, the correct answer is 32.21.

Tags

CCSS.5.NBT.B.7

Find the value of each expression. Explain or show your reasoning. 100 + 31.05

• 131.05

• 131

• 130.05

• 141.05

Answer explanation

To find the value of 100 + 31.05, simply add the two numbers together to get 131.05. Therefore, the correct answer is 131.05.

Tags

CCSS.6.NS.B.3