42/100 as a decimal and a percentage
42/100
= 0.42 = 42%
42/100 means 42 out of 100 equal parts. As a decimal it is 0.42, and as a percentage 42%.
Ways to write it
- Decimal
- 0.42
- Percentage
- 42%
- Simplest form
- 21/50
- As a division
- 42 ÷ 100
- Equivalent fractions
- 63/150 = 84/200 = 105/250 = 21/50
- Compared with one half
- Less than 1/2
- Reciprocal
- 100/42
- 42/100 of 300
- 126
How to work it out
- Divide the top number by the bottom number: 42 ÷ 100 = 0.42.
- To make a percentage, multiply by 100: 0.42 × 100 = 42%.
- To simplify, divide the top and bottom by 2, their highest common factor: 42 ÷ 2 = 21 and 100 ÷ 2 = 50, so 42/100 = 21/50.
Quick check
Is 42/100 more or less than 1/2?
Show the answer
Less than 1/2
What is 42/100 of 300?
Show the answer
126
42/100 = ?/200
Show the answer
84
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Frequently asked questions
What is 42/100 as a decimal?
42/100 as a decimal is 0.42.
What is 42/100 as a percentage?
42/100 as a percentage is 42%.
What is 42/100 in its simplest form?
42/100 in its simplest form is 21/50.