Answers

Subtract 30/63 from 7/14

7/14 - 30/63 is 1/42.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 63 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 14 × 9 = 126,
   7/14 = 7 × 9/14 × 9 = 63/126
3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
   30/63 = 30 × 2/63 × 2 = 60/126
4. Subtract the two like fractions:
   63/126 - 60/126 = 63 - 60/126 = 3/126
5. After reducing the fraction, the answer is 1/42

MathStep (Works offline)

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

Related: ⁷/₁₄-⁶⁰/₆₃ ⁷/₂₈-³⁰/₆₃ ²¹/₁₄-³⁰/₆₃ ⁷/₁₄-⁹⁰/₆₃ ⁷/₄₂-³⁰/₆₃ ³⁵/₁₄-³⁰/₆₃ ⁷/₇₀-³⁰/₆₃ ⁴⁹/₁₄-³⁰/₆₃ ⁷/₉₈-³⁰/₆₃

Subtract Fractions Calculator