Convert Between fractions, decimals and percents.
Reduce Fractions:
Relating Percents
Estimating Percents
100

Convert this fraction to a percent:

20/50        

40%

100
Find the smallest equivalent fraction:

4/6

2/3

100

25% of a number is 8. 

What is 75% of the number?

75% of the number is 3 × 8 = 24

100

Estimate the percent. 

 

a)    42% of 105



40% of 100 = 40

200

Convert this fraction to a decimal:

8/100

0.08

200

Find the smallest equivalent fraction:

36/45

4/5

200

50% of a number is 48. 

What is 100% of the number?

100% of the number is 96.

200

Estimate the percent. 

     17% of 295



20% of 300 = 60

300

Convert this fraction to a percent:

29/50

58%

300

Find the smallest equivalent fraction:

30/70

3/7

300

10% of a number is 6. What is 70% of the number?

70% of a number is 42.

300

Estimate the percent:

22% of 160



20 % of 160 = 32

400

Convert this percent to the smallest equivalent fraction:

92%

23/25

400

Find the smallest equivalent fraction:


27/32

3/8

400

24% of a number is 12. 

What is 96% of the number?

96% of the number is 48.

400

Estimate the percent:

39% of 221

40% of 220 = 88

500

Convert this fraction into a decimal:

8/25

0.32

500

Find the smallest equivalent fraction:


36/63

4/7

500

32% of a number is 42. What is 16% of the number?

16% of the number is 21.

500
Estimate the percent:


76% of 399



75% of 400 = 300