Answers

Subtract 10/36 from 72/70

1^st number: 1 2/70, 2^nd number: 10/36

72/70 - 10/36 is 473/630.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 36 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 70 × 18 = 1260,
   72/70 = 72 × 18/70 × 18 = 1296/1260
3. Likewise, for the 2nd fraction, since 36 × 35 = 1260,
   10/36 = 10 × 35/36 × 35 = 350/1260
4. Subtract the two like fractions:
   1296/1260 - 350/1260 = 1296 - 350/1260 = 946/1260
5. After reducing the fraction, the answer is 473/630

MathStep (Works offline)

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

Related: ⁷²/₇₀-²⁰/₃₆ ⁷²/₇₀-¹⁰/₇₂ ⁷²/₇₀-³⁰/₃₆ ⁷²/₇₀-⁵⁰/₃₆ ⁷²/₇₀-⁷⁰/₃₆

Subtract Fractions Calculator