Subtracting Decimals
Adding Decimals
Dividing Decimals
Multiplying Decimals
Random Facts
100

Subtract these decimals: 5.5-0.41

5.09

100

Add these decimals: 0.195+1.06

1.255

100

True or false: Adults have more bones than babies.

False, babies have 300 which fuse to about 206 bones as they age.

100

Multiply these decimals: 0.12 x 7

0.84

100

TRUE OR FALSE? Photosynthesis is a process by which plants make their own food using sunlight, water, and carbon dioxide.

True

200

Subtract these decimals: 0.66-0.58

0.08

200

Add these decimals: 1.82+0.013

1.833

200

Divide these decimals: 60.5 ÷ 5

12.1

200

True or false: The man who created pringles is buried in one of the cans.

True

200

This U.S. President was the first to live in the White House.

John Adams

300

Subtract these decimals: 0.37-0.09

0.28

300

How Many Hearts does and octopus have

3 Hearts

300

Divide these decimals: 1.272 ÷ 6

0.212

300

Multiply these decimals: 1.83 x 0.3 

0.549

300

This type of animal lives both on land and in water.

amphibian

400

Where is a shrimp's heart located?

In it's head behind its brain.

400

Add these decimals: 0.070+1.70

1.770

400

Divide these decimals: 3.12 ÷ 5

0.624

400

Multiply these decimals.  12.7 x 2.6 

33.02

400

This state is the largest in the United States by area

Alaska

500

Subtract these decimals: 547.612 - 3.107

544.505

500

Add these decimals: 0.76+0.173

0.933

500

Divide these decimals: 2575.243 ÷  11

234.113

500

Multiply these decimals: 1.246 x 3.4 

4.2364

500

How many keys does a piano have?

88

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