Understanding Decimals and Their Values

What is the value of the digit 7 in the decimal number 5.673?

• 7

• 0.07

• 0.7

• 0.007

Which of the following numbers is greater: 0.456 or 0.465?

• 0.456

• 0.465

Round the decimal 3.786 to the nearest tenth.

• 3.7

• 3.8

• 3.78

• 3.79

Estimate the sum of 23.7 and 45.3 by rounding each number to the nearest ten.

• 60

• 70

• 80

• 90

Express the number 4.205 in expanded notation.

• 4 + 0.2 + 0.05

• 4 + 0.2 + 0.005

• 4 + 0.02 + 0.5

• 4 + 0.02 + 0.05

Order the following decimals from least to greatest: 0.502, 0.520, 0.250.

• 0.502, 0.520, 0.250

• 0.250, 0.502, 0.520

• 0.520, 0.502, 0.250

• 0.250, 0.520, 0.502

Round the decimal 9.843 to the nearest hundredth.

• 9.84

• 9.85

• 9.8

• 9.9

Estimate the product of 6.4 and 3.2 by rounding each number to the nearest whole number.

• 18

• 20

• 21

• 24

What is the value of the digit 3 in the decimal number 0.738?

• 3

• 0.03

• 0.3

• 0.003

0.789 < 0.798?

• True

• False