Basic Addition
Basic Subtraction
Word Problems
Mixed Operations
Decimal Challenge
100

0.5+0.3

0.8

100

0.9-0.4

0.5

100

Sarah has $4.50 and she buys a toy for $2.75. How much money does she have left?

$1.75

100

What is 1.2 + 0.8 - 0.5?

1.5

100

What is 0.001+0.002?

0.003

200

1.25+0.75

2.00


200

5.5-2.3

3.2

200

John ran 2.5 miles on Monday and 3.75 miles on Tuesday. How many miles did he run in total?

6.25 miles

200

What is 5.5 - 2.25 + 1.5?

4.75

200

What is 1.01 - 0.009?

1.001


300

3.456+2.124

5.580


300

6.789-0.345

6.444

300

A bottle holds 1.2 liters of water. If you pour out 0.3 liters, how much water is left?

0.9 liters

300

Calculate 3.456 + 1.2 - 0.678.

4.978

300

Add 0.333, 0.666, and 0.001.

1.000

400

0.789+0.456+0.1

1.345

400

10.00-3.456

6.544

400

A recipe needs 0.5 kg of flour, but you only have 0.35 kg. How much more do you need?

0.15kg

400

If you have 7.89 - 3.45 + 2.10, what is the result?

6.54


400

Subtract 0.100 from 0.999

0.899

500

12.345+0.678

13.023

500

9.876-1.234

8.642

500

A marathon is 26.2 miles long. If you have run 10.75 miles, how many miles do you have left?

15.45 miles

500

What is 15.75 - 4.5 + 2.25?

13.50

500

If you add 0.789 and 0.001 and then subtract 0.789, what do you get?

0.001