4/5 as a decimal

4/5 = 0.8

80% · 4 ÷ 5 = 0.8 · the decimal ends after 1 place

Fraction

Type it as 5/8, or a mixed number as 2 1/2.

As a decimal

0.8

80% · 4 ÷ 5

How to turn 4/5 into a decimal

Divide the top number by the bottom one: 4 ÷ 5. 5 does not go into 4, so write 0 and a decimal point, put a 0 after the 4 and divide:

40 ÷ 5 = 8, remainder 0 (8 × 5 = 40). Remainder 0, so the division ends: 4/5 = 0.8

To read it as a percentage, move the decimal point two places to the right: 80%.