20/21 as a decimal and a percentage
20/21
= 0.952380 = 95.238095%
20/21 means 20 out of 21 equal parts. As a decimal it is 0.952380…, and as a percentage 95.238095…%.
Ways to write it
- Decimal
- 0.952380
The digits under the line repeat forever. - Percentage
- 95.238095%
- Simplest form
- Already in its simplest form
- As a division
- 20 ÷ 21
- Equivalent fractions
- 40/42 = 60/63 = 80/84 = 100/105
- Compared with one half
- More than 1/2
- Reciprocal
- 21/20
- 20/21 of 42
- 40
How to work it out
- Divide the top number by the bottom number: 20 ÷ 21 = 0.952380….
- To make a percentage, multiply by 100: 0.952380… × 100 = 95.238095…%.
- 20 and 21 have no common factor bigger than 1, so 20/21 cannot be simplified.
Quick check
Is 20/21 more or less than 1/2?
Show the answer
More than 1/2
What is 20/21 of 42?
Show the answer
40
20/21 = ?/42
Show the answer
40
Practice with a game
Frequently asked questions
What is 20/21 as a decimal?
20/21 as a decimal is 0.952380….
What is 20/21 as a percentage?
20/21 as a percentage is 95.238095…%.
What is 20/21 in its simplest form?
20/21 is already in its simplest form.