42/84 as a decimal and a percentage
42/84
= 0.5 = 50%
42/84 means 42 out of 84 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
- 1/2
- As a division
- 42 ÷ 84
- Equivalent fractions
- 2/4 = 3/6 = 4/8 = 5/10
- Compared with one half
- Equal to 1/2
- Reciprocal
- 84/42
- 42/84 of 252
- 126
How to work it out
- Divide the top number by the bottom number: 42 ÷ 84 = 0.5.
- To make a percentage, multiply by 100: 0.5 × 100 = 50%.
- To simplify, divide the top and bottom by 42, their highest common factor: 42 ÷ 42 = 1 and 84 ÷ 42 = 2, so 42/84 = 1/2.
Quick check
Is 42/84 more or less than 1/2?
Show the answer
Equal to 1/2
What is 42/84 of 252?
Show the answer
126
42/84 = ?/168
Show the answer
84
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Frequently asked questions
What is 42/84 as a decimal?
42/84 as a decimal is 0.5.
What is 42/84 as a percentage?
42/84 as a percentage is 50%.
What is 42/84 in its simplest form?
42/84 in its simplest form is 1/2.