Answers

Subtract 7/30 from 10/7

1^st number: 1 3/7, 2^nd number: 7/30

10/7 - 7/30 is 251/210.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 30 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 7 × 30 = 210,
   10/7 = 10 × 30/7 × 30 = 300/210
3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
   7/30 = 7 × 7/30 × 7 = 49/210
4. Subtract the two like fractions:
   300/210 - 49/210 = 300 - 49/210 = 251/210
5. In mixed form: 141/210

MathStep (Works offline)

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

Related: ²⁰/₇-⁷/₃₀ ¹⁰/₇-¹⁴/₃₀ ¹⁰/₁₄-⁷/₃₀ ¹⁰/₇-⁷/₆₀ ³⁰/₇-⁷/₃₀ ¹⁰/₇-²¹/₃₀ ¹⁰/₂₁-⁷/₃₀ ¹⁰/₇-⁷/₉₀ ⁵⁰/₇-⁷/₃₀ ¹⁰/₇-³⁵/₃₀ ¹⁰/₃₅-⁷/₃₀ ⁷⁰/₇-⁷/₃₀ ¹⁰/₇-⁴⁹/₃₀ ¹⁰/₄₉-⁷/₃₀

Subtract Fractions Calculator