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

In 9.18, what place is the 1 in?

tenths

200

1.21 x 100

121

200

Add these decimals. 21.74 + 8.27

30.01

200

Multiply these decimals. 0.3 * 5

1.5

200

Subtract these decimals.

3.53 - 2

1.53

200

654.3 / 10 = 

65.43

400

In 28.465, what place is the 5 in?

Thousandths 

400

563 x 10 =

5,630

400

Add these decimals. 6.125 + 18

24.125

400

Multiply these decimals. 0.87 * 3

2.61

400

Subtract these decimals.

10.71 - 0.7

10.01

400

6.2 / 100 =

0.062

600

In 2.165 what is the value of the 6?

six hundredths

600

0.325 x 1,000 =

325

600

Add these decimals. 5.2 + 3.11

8.31

600

Multiply these decimals. 4.42 * 6

26.52

600

Subtract these decimals.

2.54 - 1.82

0.72

600

163 / 10 =

16.3

800

In 1.43, what is the value of the 1

one

800

81 x 100 =

8,100

800

Add these decimals. 17.809 + 9.54

27.349

800

Multiply these decimals.  25 * 0.2

5

800

Subtract these decimals.

32.05 - 17.29

14.76

800

22 / 100

0.22

1000

In 93.425 what is the value of the 5?

five thousandths

1000

4.98 x 1,000 =

4,980

1000

Add these decimals. 4.67 + 29.1

33.77

1000

Multiply these decimals. 0.64 * 0.7

0.448

1000

Subtract these decimals.

60 - 35.72

24.28

1000

128 / 1000 =

0.128