20/30 as a decimal and a percentage
20/30
= 0.6 = 66.6%
20/30 means 20 out of 30 equal parts. As a decimal it is 0.66…, and as a percentage 66.66…%.
Ways to write it
- Decimal
- 0.6
The digits under the line repeat forever. - Percentage
- 66.6%
- Simplest form
- 2/3
- As a division
- 20 ÷ 30
- Equivalent fractions
- 4/6 = 6/9 = 8/12 = 10/15
- Compared with one half
- More than 1/2
- Reciprocal
- 30/20
- 20/30 of 60
- 40
How to work it out
- Divide the top number by the bottom number: 20 ÷ 30 = 0.66….
- To make a percentage, multiply by 100: 0.66… × 100 = 66.66…%.
- To simplify, divide the top and bottom by 10, their highest common factor: 20 ÷ 10 = 2 and 30 ÷ 10 = 3, so 20/30 = 2/3.
Quick check
Is 20/30 more or less than 1/2?
Show the answer
More than 1/2
What is 20/30 of 60?
Show the answer
40
20/30 = ?/60
Show the answer
40
Practise with a game
Frequently asked questions
What is 20/30 as a decimal?
20/30 as a decimal is 0.66….
What is 20/30 as a percentage?
20/30 as a percentage is 66.66…%.
What is 20/30 in its simplest form?
20/30 in its simplest form is 2/3.