7th Grade Math Module 2 Review Challenge

What does clustering in estimation involve?

• Rounding all numbers to the nearest ten

• Grouping numbers that combine easily

• Ignoring all decimal values

• Multiplying instead of adding

When overestimating costs, what should you do?

• Round up to the nearest dollar

• Keep the original prices

• Use the exact change

• Round down to the nearest dollar

How do you round 14.74 to the nearest tenth?

• 15.0

• 14.8

• 14.7

• 14.0

How do you round 88.95 to the nearest tenth?

• 90.0

• 88.9

• 89.0

• 88.0

What is 45.276 rounded to the nearest hundredth?

• 45.00

• 45.27

• 45.28

• 45.3

What is 13.995 rounded to the nearest hundredth?

• 13.99

• 14.00

• 13.90

• 14.10

How do you multiply 12.4 by 4?

• 49.6

• 0.496

• 496.0

• 4.96

What is the result of multiplying 112.25 by 0.25?

• 28.00

• 28

• 0.28

• 2.8

Which symbol correctly compares 0.2 and 0.02?

• >

• =

• <

• None of the above

Arrange the following in ascending order: 4.201, 4.21, 4.12, 4.2

• 4.12, 4.2, 4.21, 4.201

• 4.12, 4.2, 4.201, 4.21

• 4.2, 4.12, 4.201, 4.21

• 4.12, 4.201, 4.2, 4.21