1/90 as a decimal and a percentage
1/90
= 0.01 = 1.1%
1/90 means 1 out of 90 equal parts. As a decimal it is 0.011…, and as a percentage 1.11…%.
Ways to write it
- Decimal
- 0.01
The digits under the line repeat forever. - Percentage
- 1.1%
- Simplest form
- Already in its simplest form
- As a division
- 1 ÷ 90
- Equivalent fractions
- 2/180 = 3/270 = 4/360 = 5/450
- Compared with one half
- Less than 1/2
- Reciprocal
- 90/1
- 1/90 of 450
- 5
How to work it out
- Divide the top number by the bottom number: 1 ÷ 90 = 0.011….
- To make a percentage, multiply by 100: 0.011… × 100 = 1.11…%.
- 1 and 90 have no common factor bigger than 1, so 1/90 cannot be simplified.
Quick check
Is 1/90 more or less than 1/2?
Show the answer
Less than 1/2
What is 1/90 of 450?
Show the answer
5
1/90 = ?/180
Show the answer
2
Practise with a game
Frequently asked questions
What is 1/90 as a decimal?
1/90 as a decimal is 0.011….
What is 1/90 as a percentage?
1/90 as a percentage is 1.11…%.
What is 1/90 in its simplest form?
1/90 is already in its simplest form.