Answers

Subtract 80/35 from 90/9

1^st number: 10 0/9, 2^nd number: 2 10/35

90/9 - 80/35 is 54/7.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 35 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 9 × 35 = 315,
   90/9 = 90 × 35/9 × 35 = 3150/315
3. Likewise, for the 2nd fraction, since 35 × 9 = 315,
   80/35 = 80 × 9/35 × 9 = 720/315
4. Subtract the two like fractions:
   3150/315 - 720/315 = 3150 - 720/315 = 2430/315
5. After reducing the fraction, the answer is 54/7
6. In mixed form: 75/7

MathStep (Works offline)

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

Related: ⁹⁰/₁₈-⁸⁰/₃₅ ⁹⁰/₉-⁸⁰/₇₀ ⁹⁰/₂₇-⁸⁰/₃₅ ⁹⁰/₄₅-⁸⁰/₃₅ ⁹⁰/₆₃-⁸⁰/₃₅

Subtract Fractions Calculator