Learning decimals

Multiplyingdecimals

100

What is 1.2*2.1

1.2*2.1=2.52

200

What is 3.2*2.4

3.2*2.4=7.68

300

What is 4.5*5.2

4.5*5.2=23.4

400

What is 62.2*5.1

62.2*5.1=317.22

500

What is 67.8*7.6

67.8*7.6=515.28

Roundingdecimals

100

Round 2 to the nearest tenths. (6.24)

6.2

200

Round 9 to the nearest hundreths. (0.692)

0.690

300

Round 23 to the nearest hundredths. (123,23.238)

Round 23 to the nearest hundredths. (123,23.238)

400

Round 7 to the nearest ten thounsandths. (23.8978)

23.8980

500

Round .278 to the nearest tenths. (63.2789)

63.300

Dividing decimals

100

What is 1.2/3.0

1.2/3.0=0.4

200

What is 5.4/9

5.4/9=0.6

300

What is 31.6/5.0

31.6/5.0=6.32

400

What is 500.4/6.0

500.4/6.0=83.4

500

What is 9.84/3.6

9.84/3.6=2.73

Adding & Subtractingdecimals

100

What is 3.6+2.5

3.6+2.5=6.1

200

What is 6.76-5.42

6.76-5.42=1.34

300

What is 769.87-347.96

769.87-347.96=421.91

400

What is 678.909+305.986

678.909+305.986=984.895

500

What is 15.32+9.52

15.32+9.52=24.84

Estimatingdecimals

100

Estimate 2.7+4.8

3+5=8

200

What is 4.89/7.2

4.89/7.2=0.7

300

Estimate 4.976*6.385

5.0*6.0=30.0

400

Estimate 22.458-16.678

22.0-17.0=5.0

500

Estimate 26.674*3.3

27.0*3.0=81.0