1/2 as a decimal and a percentage
1/2
= 0.5 = 50%
1/2 means 1 out of 2 equal parts. As a decimal it is 0.5, and as a percentage 50%.
Ways to write it
- Decimal
- 0.5
- Percentage
- 50%
- Simplest form
- Already in its simplest form
- As a division
- 1 ÷ 2
- Equivalent fractions
- 2/4 = 3/6 = 4/8 = 5/10
- Compared with one half
- Equal to 1/2
- Reciprocal
- 2/1
- 1/2 of 10
- 5
How to work it out
- Divide the top number by the bottom number: 1 ÷ 2 = 0.5.
- To make a percentage, multiply by 100: 0.5 × 100 = 50%.
- 1 and 2 have no common factor bigger than 1, so 1/2 cannot be simplified.
Quick check
Is 1/2 more or less than 1/2?
Show the answer
Equal to 1/2
What is 1/2 of 10?
Show the answer
5
1/2 = ?/4
Show the answer
2
Practice with a game
Frequently asked questions
What is 1/2 as a decimal?
1/2 as a decimal is 0.5.
What is 1/2 as a percentage?
1/2 as a percentage is 50%.
What is 1/2 in its simplest form?
1/2 is already in its simplest form.