17/20 as a percentage

Make the bottom 100: 17/20 = 85/100, and per cent means out of 100, so 17/20 is 85%.

The answer

17/20 = 85%

How to turn 17/20 into a percentage

Per cent means out of 100, so a percentage is a fraction with a bottom of 100.

Make the bottom 100: 20 × 5 = 100.
Do the same to the top: 17 × 5 = 85.
So 17/20 = 85/100, which is 85%.

17/20 as a fraction, decimal and percentage

Fraction	Decimal	Percentage
17/20	0.85	85%

Multiply the top and bottom by the same number and the fraction keeps its value: 17/20, 34/40, 51/60, 68/80 and 85/100 are all equal.

85 squares out of 100 are shaded: 85/100, which is 85%.

All the twentieths

Every twentieth is 5 hundredths: 17/20 is 17 × 5 = 85 hundredths, which is 0.85.

17/20 sits between 3/4 (0.75) and 1. It is closer to 3/4.

Fraction	Percentage
1/20	5%
3/20	15%
7/20	35%
9/20	45%
11/20	55%
13/20	65%
17/20	85%
19/20	95%

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Questions parents ask

What is 17/20 as a percentage?

17/20 = 85%.

What percentage is 17 out of 20?

17 out of 20 is 85%, because 17 out of 20 is the fraction 17/20.

How do you turn 17/20 into a percentage?

Make the bottom 100. 20 × 5 = 100, so multiply the top by 5 too: 17/20 = 85/100. Per cent means out of 100, so 17/20 = 85%.

What is 17/20 as a decimal?

17/20 = 0.85.

Is 17/20 more or less than 50%?

17/20 is more than 50%: 0.85 is more than 0.5. Half of 20 is 10, and 17 is more than 10.

Fractions, decimals and percentages run all through 11+ maths

Converting between them turns up in 11+ questions on percentages, ratio, money and data. The free diagnostic checks maths, English and both kinds of reasoning, and shows what to practise next. No card is required.

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