40/42 as a decimal and a percentage
40/42
= 0.952380 = 95.238095%
40/42 means 40 out of 42 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
- 20/21
- As a division
- 40 ÷ 42
- Equivalent fractions
- 60/63 = 80/84 = 100/105 = 20/21
- Compared with one half
- More than 1/2
- Reciprocal
- 42/40
- 40/42 of 84
- 80
How to work it out
- Divide the top number by the bottom number: 40 ÷ 42 = 0.952380….
- To make a percentage, multiply by 100: 0.952380… × 100 = 95.238095…%.
- To simplify, divide the top and bottom by 2, their highest common factor: 40 ÷ 2 = 20 and 42 ÷ 2 = 21, so 40/42 = 20/21.
Quick check
Is 40/42 more or less than 1/2?
Show the answer
More than 1/2
What is 40/42 of 84?
Show the answer
80
40/42 = ?/84
Show the answer
80
Practice with a game
Frequently asked questions
What is 40/42 as a decimal?
40/42 as a decimal is 0.952380….
What is 40/42 as a percentage?
40/42 as a percentage is 95.238095…%.
What is 40/42 in its simplest form?
40/42 in its simplest form is 20/21.