Powers of 10
Rounding Decimals
Adding and Subtracting Decimals
Multiplying Decimals
Dividing Decimals
100

40.091 x 10^3= ?

What is 40091.0

100

Round to the nearest hundredth:

297.168

What is 297.17

100

Add: 

12.67+14.77=?

What is 17.44

100

Multiply:

72.49 x 1.8=?

What is 130.482

100

Divide:

694.4/7=?

What is 99.2

200

379.623 x 10^5= ?


What is 37,962,300.

200

Round to the nearest tenth:

672.445

What is 672.4

200

Subtract:

75.82- 66.43=?

What is 9.39

200

Multiply:

87.52 x 27.1=?

What is 2,371.792

200

Divide:

155.2/2=?

What is 77.6

300

30.456/ 10^3=?

30.456 x 10^3=?

What is 0.030456 and 30,456

300

Round to the nearest thousandth:

786.1783

What is 786.178

300

Add: 

32.64+145.98=?

What is 178.62

300

Multiply:

86.7 x 9.6=?

What is 832.32

300

Divide:

467.22/7.8=?

What is 59.9

400

29.26 x 10^2=?

29.26 x 10^4=?

What is 2,926 and 292,600


400

Round to the nearest hundredth:

1,984.655

What is 1,984.66

400

Subtract:

123.59-98.77=?

What is 24.82

400

Multiply:

137.3 x 5.7=?

What is 782.61

400

Divide:

405.08/7.6=?

What is 53.3

500

1. 28,770/ 10^2=?

2. 28,770/ 10^4=?

3. 28,770/ 10^6=?

What is 287.70, 2.8770, and 0.028770

500

Round to the nearest ten-thousandth:

123.985478

What is 123.9855

500

Subtract:

148.684-74.29=?

What is 74.394

500

Multiply:

62.36 x 24.52=?


What is 1,529.0672

500

Divide:

367.08/ 9.2=?

What is 39.9

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