Place Value
Multiplying by 10, 100. 1000
Adding Decimals
Multiplying Decimals
Subtracting Decimals.
200

In 9.81, what place is the 1 in?

Hundredths 

200

12.1 x 100

1,210

200

Add these decimals. 21.74 + 8.27

30.01

200

Multiply these decimals. 0.03 X 10

.3

200

Subtract these decimals.

3.53 - 2

1.53

400

In 28.5, what place is the 5 in?

Tenths

400

9,563 x 10 =

95,630

400

Add these decimals. 6.125 + 18

24.125

400

Multiply these decimals. 0.23 X 7

1.61

400

Subtract these decimals.

10.71 - 0.7

10.01

600

129.678 What is the value of the 6?

Tenths

600

52.1 x 1,000 =

52,100

600

Add these decimals. 5.2 + 3.11

8.31

600

Multiply these decimals. 4.4 X 5.3

23.32

600

Subtract these decimals.

2.54 - 1.82

0.72

800

In 1.2437, what decimal place is the 4 in ?

Hundredths 

800

0.321 x 100 =

32.1

800

Add these decimals. 17.809 + 9.54

27.349

800

Multiply these decimals.  2.5 X .7

1.75

800

Subtract these decimals.

32.05 - 17.29

14.76

1000

In 93.4258, what place value is the 5 in?

Thousandths 

1000

59.8 x 1,000 =

59,800

1000

Add these decimals. 4.67 + 29.1

33.77

1000

Multiply these decimals. 12.7 X 26

330.2

1000

Subtract these decimals.

60 - 35.72

24.28

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