7.5 as a Fraction

7.5 as a fraction is 15/2. As a mixed number that is 7 1/2.

How to convert 7.5 to a fraction

1. 7.5 has one decimal place, so write it over 10 (a 1 followed by 1 zero) with the decimal point removed: 7.5 = 75/10.
2. Find the greatest common divisor of 75 and 10: it is 5.
3. Divide both by 5: 75 ÷ 5 = 15 and 10 ÷ 5 = 2.
4. The answer is 15/2.

Since 15 is larger than 2, you can also write it as the mixed number 7 1/2: 15 ÷ 2 = 7 remainder 1.

Check

Divide the numerator by the denominator: 15 ÷ 2 = 7.5. As a percent, 7.5 = 750%.

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