Decimals

Place Value

200

In 9.81, what place is the 1 in?

Hundredths 

400

In 28.465, what place is the 5 in?

Thousandths 

600

129.15 What is the value of the 1?

Tenths

800

In 1.203 what place is 2 in?

Tenths 

1000

In 93.425, what place is the 5 in

Thousandths 

Power of 10

200

12 x 10²

1,200

400

9,563 x 10 =

95,630

600

7 x 10³ =

7,000

800

15 x 10² =

1,500

1000

25 x 10⁴ =

250,000

Adding Decimals

200

Add these decimals. 21.74 + 8.27

30.01

400

Add these decimals. 6.125 + 18

24.125

600

Add these decimals. 5.2 + 3.11

8.31

800

Add these decimals. 17 + 9.54

26.54

1000

Add these decimals. 4.67 + 29.1

33.77

Subtracting Decimals

200

Subtract these decimals.

851.701 - 312.49

539.211

400

Subtract these decimals.

10.71 - 0.7

10.01

600

Subtract these decimals.

547.612 - 3.107

544.505

800

Subtract these decimals.

9.034 - 0.095

8.939

1000

Subtract these decimals.

1.72 - 0.8

0.92

Comparing and Rounding

200

Round 45.876 to the nearest hundredth.

45.88

400

What is 420.098 rounded to the nearest tenth?

420.1

600

Order the following decimals from least to greatest.

0.439     0.394     0.441     0.531     0.342

0.342, 0.394, 0.439, 0.441, 0.531

800

Place a >, =, or < symbol in each box to create true comparisons.

    4.3  ______4.26

4.026  ______ 4.26

4.3  > 4.26

4.026  < 4.26

1000

Place a >, =, or < symbol in each box to create true comparisons.

4.260  ____ 4.26

4.206 ____ 4.26

4.260  = 4.26

4.206 < 4.26