Answers

Subtract 90/12 from 60/10

1^st number: 6 0/10, 2^nd number: 7 6/12

60/10 - 90/12 is -3/2.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 12 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 10 × 6 = 60,
   60/10 = 60 × 6/10 × 6 = 360/60
3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
   90/12 = 90 × 5/12 × 5 = 450/60
4. Subtract the two like fractions:
   360/60 - 450/60 = 360 - 450/60 = -90/60
5. After reducing the fraction, the answer is -3/2

MathStep (Works offline)

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

Related: ⁶⁰/₂₀-⁹⁰/₁₂ ⁶⁰/₁₀-⁹⁰/₂₄ ⁶⁰/₃₀-⁹⁰/₁₂ ⁶⁰/₁₀-⁹⁰/₃₆ ⁶⁰/₅₀-⁹⁰/₁₂ ⁶⁰/₁₀-⁹⁰/₆₀ ⁶⁰/₇₀-⁹⁰/₁₂ ⁶⁰/₁₀-⁹⁰/₈₄

Subtract Fractions Calculator