1. Fractions, Decimals, Percentages
Converting from one to another.

2. Menu fraction to decimal decimal to percentage fraction to percentage
percentage to decimal
percentage to fraction
decimal to fraction

3. Change fraction to decimal
Simple!
Divide the top number (numerator) by the bottom number (denominator)
For example:
= 3 ÷ 4
= 0.75

4. Change decimal to percentage
Even easier!!
Multiply by 100
For example:
0.75
= 0.75 x 100
= 75%

5. Change fraction to percentage
Divide top by bottom
Multiply by 100
For example:
3/10
=3 ÷ 10
= 0.3
0.3 x 100 = 30%

6. Change percentage to decimal
Divide by 100
For example:
85%
= 85 ÷ 100
= 0.85

7. Change percentage to fraction
Write the percentage as a fraction over 100
Cancel down if possible
For example:
28%
= 28/100
= 14/50

8. Change decimal to fraction
Write as a fraction over 10, 100 or 1000
Then cancel down if possible
For example:
0.8
= 8/10
= 4/5
0.45
= 45 /100
= 9/20

9. © JR Else 2003