Fractions, Decimals & Percentages Flashcards Preview

10M2 Mathematics > Fractions, Decimals & Percentages > Flashcards

Flashcards in Fractions, Decimals & Percentages Deck (28):
1

What percentage is equivalent to 1/10?

10%

2

What percentage is equivalent to 1/4?

25%

3

What percentage is equivalent to 1/5?

20%

4

What percentage is equivalent to 1/2?

50%

5

What percentage is equivalent to 3/4?

75%

6

What percentage is equivalent to 7/10?

70%

7

What percentage is equivalent to 1/8?

12.5%

8

What percentage is equivalent to 3/8?

37.5%

9

What percentage is equivalent to 0.16?

16%

(You multiply a decimal by 100 to find the %)

10

What percentage is equivalent to 0.6?

60%

(You multiply a decimal by 100 to find the %)

11

What fraction is equivalent to 0.25?

1/4

12

What fraction is equivalent to 0.8?

4/5

(8/10 is also true but this simplifies to 4/5)

13

What fraction is equivalent to 0.6?

3/5

(6/10 is also true but simplifies to 3/5)

14

What fraction is equivalent to 0.2?

1/5

(2/10 is also true but simplifies to 1/5)

15

What decimal is equivalent to 1/8?

0.125

16

What decimal is equivalent to 3/8?

0.375

17

What fraction is equivalent to 0.9?

9/10

18

What fraction is equivalent to 0.12?

3/25

(12/100 and 6/50 would also be true but the simplest form is 3/25)

19

What fraction would be equivalent to 0.85?

17/20

(85/100 is also true but simplifies to 17/20)

20

How do you convert a fraction to a percentage?

Find that fraction of 100%

For example, 3/25 --> find 3/25 of 100% --> 100% divided by 25 then multiplied by 3 gives 12%

21

How do you convert a percentage into a fraction?

Write the percentage as a fraction over 100 then simplify fully

For example, 45% would be 45/100 which simplifies to 9/20

22

How do you convert a decimal into a percentage?

Multiply the decimal by 100

For example, 0.07 would be 0.07 x 100% = 7%

23

How do you convert a percentage into a decimal?

Divide by 100

For example, 34% would be 34 divided by 100 which is 0.34

24

How do you convert a fraction into a decimal?

Two options:
1) divide the top by the bottom
2) convert to a percentage then into a decimal

25

How do convert a decimal to a fraction?

Convert it into a % by x100. Write as a fraction over 100 and then simplify.

26

What percentage is equivalent to 0.03?

3%

(You multiply a decimal by 100 to find the %)

27

What percentage is equivalent to 0.125?

12.5%

(You multiply a decimal by 100 to find the %)

28

What percentage is equivalent to 0.09?

9%

(You multiply a decimal by 100 to find the %)