Random
Multiplying/Dividing by Base 10
Adding
Decimals
Multiplying
Decimals
Subtracting
Decimals
Dividing
Decimals
100

What is the capital of North Carolina?

Raleigh

100

12.1 x 100

1210

100

Add these decimals: 21.74 + 8.27

30.01

100

Multiply these decimals: 0.12 x 7

0.84

100

Subtract these decimals: 851.701 - 312.49

539.211

100

Divide these decimals: 30.9 ÷ 3 

10.3

200

What is the largest state in the US?

Alaska

200

9.563 x 10 =

95.63

200

Add these decimals: 5.2 + 3.11

8.31

200

Multiply 4.4 x 5.3 =

23.32

200

Subtract these decimals: 10.71 - 0.7

10.01

200

Divide these decimals: 60.5 ÷ 5

12.1

300

What is the only letter that doesn't appear in any U.S. state name?

The letter Q. 

300

52.1 x 1000 =

52100

300

Add these decimals: 6.125 + 18.4729

24.5979

300

Multiply these decimals: 1.83 x 0.3

0.549

300

Subtract these decimals: 547.612 - 3.107

544.505

300

Divide these decimals: 701 ÷ 2

350.5

400

When adding or subtracting decimals you must ____ first. 

Line up your decimals. 

400

32.1 ÷ 100

0.321

400

Add these decimals: 17 + 9.54

26.54

400

Multiply these decimals.  12.7 x 2.6 =

33.02

400

Subtract these decimals: 9.034 - 0.095

8.939

400

Divide these decimals: 54 ÷ 30 

1.8
500

What are 3 rules about multiplying decimals?

1. Ignore the decimal point and multiply both numbers. 2. Count the number of decimal places in the decimal number. 3. Place the decimal point in your answer. 

500

59864.22 ÷ 1000 =

59.86422

500

Add these decimals: 4.67 + 29.1

33.77

500

Multiply these decimals: 1.246 x 3.4

4.2364

500

Subtract these decimals: 1.72 - 0.8

0.92

500

Divide these decimals: 5.1 ÷  0.5

12.75
M
e
n
u