Decimals Mid-Unit Review

Decimal Form

100

Write the following decimal in standard form: 

three and forty-five hundredths

3.45

200

Write the following decimal in word form: 

9.002

nine and two thousandths

300

Write the following decimal in expanded form:

2.356

(2 x 1) + (3 x 0.1) + (5 x 0.01) + (6 x 0.001)

400

Write the following number in standard form:

(3 x 1) + (9 x 0.01) + (8 x 0.001)

3.098

500

Write the following decimal in word form and expanded form:

7.704

seven and seven-hundred four thousandths 

(7 x 1) + (7 x 0.1) + (4 x 0.001)

Inequalities

100

Complete the inequality with the correct symbol.

1.21 ____ 1.112

1.21 > 1.112

200

True or False?

0.360 > 0.36

False

300

Complete the inequality with the correct symbol.

0.005 _____ 0.05

0.005 < 0.05

400

Complete the inequality with the correct symbol.

4.523 _____ 4.532

4.523 < 4.532

500

Complete the inequality with the correct symbol.

8.06 _____ 8.6

8.06 < 8.6

Rounding

100

Round 4.47 to the nearest tenth.

4.5

200

Round 4.225 to the nearest hundredth. 

4.23

300

Round 3.464 to the nearest tenth. 

3.5 

400

Round 7.112 to the nearest tenth. 

7.1

500

Which of the following numbers round to 2.4?

2.411

2.349

2.351

2.468

2.411 and 2.351

Powers of 10

100

10^6 = 

1,000,000

200

What is 10,000 written as a power of 10 in exponent form?

10⁴

300

0.06 x 10² = ___________

6

400

7 / 10³ = ____________

0.007

500

Write the missing power of 10.

0.07 x ______ = 70

10³

Random

100

Which decimal has the lowest value?

12.34, 12.015, 12.55, 12.05, 12.5

12.015

200

Which decimal has the highest value?

12.34, 12.015, 12.55, 12.05, 12.5

12.55

300

Which of the following numbers rounds to 7?

7.075

6.099

6.561

7.501

7.075 and 6.561

400

0.003 x ________ = 300

10⁵

500

Write 3 decimals in between 4.305 and 4.212

answers will vary