Decimals - 5th Grade

Place Value Relationships

100

The 3 in 43 ________ has what value?

3 ones

200

The 7 in 732  __________ has what value?

7 hundreds

300

The 8 in 5.86  __________ has what value

tenths

400

The 9 in 87.509 __________ has what value? 

9 thousandths

500

The 3 in 30,167.25 __________ has what value?

3 ten thousands

Working with the Powers of 10

100

2 x 10⁴

20000

200

3.4 x 10³

3400

300

867.87 / 10² 

8.6787

400

.00321 x 10⁴

32.1

500

.000678 x 10⁹

678,000

Read, Write, and Compare Decimals

100

Least to greatest

4.3   5.2   3.2

3.2 < 4.3 < 5.2

200

Write in standard form.

Fifty nine and three hundred five thousandths

59.305

300

Greatest to Least

4.56   4.6   4.555   4.655

4.655 > 4.6 > 4.56 > 4.555

400

Least to Greatest

4.67   .467   46.7   .0467   467

.0467 < .467 < 4.67 < 46.7 < 467

500

Greatest to Least

8.593   8.63   8.567   8.629   8.7   8.657

8.7 > 8.657 > 8.63 > 8.629 > 8.593 > 8.567

Rounding Decimals

100

Round 9.32 to the nearest whole number

9

200

56.49 to the nearest tenth

56.5

300

823.913 to the nearest tenth

823.9

400

243.987 to the nearest hundredth

243.99

500

203.050 to the nearest tenth

203.1

Decimal Place Value

100

1.8 in expanded form

(1x1) + (8x1/10)

200

.302 in expanded form

(3x1/10) + (2x1/1000)

300

47.81 in expanded form

(4x10)+(7x1)+(8x1/10)+(1x1/100)

400

34.978 in expanded form

(3x10)+(4x1)+(9x1/10)+(7x1/100)+(8x1/1000)

500

967.023 in expanded form

(9x100)+(6x10)+(7x1)+(2x1/100)+(3x1/1000)

Random

100

1/2 + 1/4

3/4

200

24/36 simplified

2/3

300

5.67 - 2.75

2.92

400

678 x 43

29,154

500

3.14159 is what?

PI