Math Explorer

Adding Decimals

100

48.2+5=

What is 53.2?

200

87.05+2.3=

What is 89.35?

300

62+89.1=

What is 151.1?

400

9.1+12.3+17=

What is 38.4? 

500

98+7.4+8.04=

What is 113.44?

Subtracting Decimals

100

98.23-2.12=

What is 96.11?

200

45.04-3.2=

What is 41.84?

300

99-15.2=

What is 83.8?

400

9158-2.3=

What is 9155.7?

500

8269-84.63

What is 8184.37?

Rounding

100

Estimate the difference of 985 and 43

What is 860?

200

Estimate the sum of 435 and 89

What is 490?

300

Estimate the difference of 987 and 258. 

What is 700?

400

What is the sum of 9,867 and 5,924?

What is 16,000?

500

What is the difference of 65,413 and 24,589?

What is 90,000?

Fractions

100

1/5+8/5 =

What is 1 4/5?

200

6/8-3/8 =

What is 3/8?

300

6/9 - 3/9 =

What is 1/3?

400

5/7 + 9/7 =

What is 7?

500

What is 9/5 - 4/5 =

What is 1?

Multiplication/Division

100

What is the product of 3/8 and 4/9

What is 1/6?

200

What is 2/5 of 20?

What is 8?

300

What is the product of 8/6 and 7/3?

What is 3 1/9?

400

What is 7/4 of 48

What is 84?

500

What is the product 6/5 and 3/3

What is 16?