Sign inBook a free assessment

Country and language

Country and language: Canada

Country and language

16/40 as a decimal and a percentage

16/40

= 0.4 = 40%

16/40 means 16 out of 40 equal parts. As a decimal it is 0.4, and as a percentage 40%.

16/40 on a fraction bar: 16 of 40 parts shaded

Ways to write it

Decimal
0.4
Percentage
40%
Simplest form
2/5
As a division
16 ÷ 40
Equivalent fractions
4/10 = 6/15 = 8/20 = 10/25
Compared with one half
Less than 1/2
Reciprocal
40/16
16/40 of 200
80

How to work it out

  1. Divide the top number by the bottom number: 16 ÷ 40 = 0.4.
  2. To make a percentage, multiply by 100: 0.4 × 100 = 40%.
  3. To simplify, divide the top and bottom by 8, their highest common factor: 16 ÷ 8 = 2 and 40 ÷ 8 = 5, so 16/40 = 2/5.

Quick check

  1. Is 16/40 more or less than 1/2?

    Show the answer

    Less than 1/2

  2. What is 16/40 of 200?

    Show the answer

    80

  3. 16/40 = ?/80

    Show the answer

    32

Practise with a game

Frequently asked questions

What is 16/40 as a decimal?

16/40 as a decimal is 0.4.

What is 16/40 as a percentage?

16/40 as a percentage is 40%.

What is 16/40 in its simplest form?

16/40 in its simplest form is 2/5.