Answers

Subtract 10/90 from 84/75

1^st number: 1 9/75, 2^nd number: 10/90

84/75 - 10/90 is 227/225.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 90 is 450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 450
2. For the 1st fraction, since 75 × 6 = 450,
   84/75 = 84 × 6/75 × 6 = 504/450
3. Likewise, for the 2nd fraction, since 90 × 5 = 450,
   10/90 = 10 × 5/90 × 5 = 50/450
4. Subtract the two like fractions:
   504/450 - 50/450 = 504 - 50/450 = 454/450
5. After reducing the fraction, the answer is 227/225
6. In mixed form: 12/225

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁸⁴/₇₅-²⁰/₉₀ ⁸⁴/₇₅-³⁰/₉₀ ⁸⁴/₇₅-⁵⁰/₉₀ ⁸⁴/₇₅-⁷⁰/₉₀

Subtract Fractions Calculator