Answers

Subtract 50/63 from 6/45

6/45 - 50/63 is -208/315.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 63 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 45 × 7 = 315,
   6/45 = 6 × 7/45 × 7 = 42/315
3. Likewise, for the 2nd fraction, since 63 × 5 = 315,
   50/63 = 50 × 5/63 × 5 = 250/315
4. Subtract the two like fractions:
   42/315 - 250/315 = 42 - 250/315 = -208/315

MathStep (Works offline)

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

Related: ¹²/₄₅-⁵⁰/₆₃ ⁶/₉₀-⁵⁰/₆₃ ¹⁸/₄₅-⁵⁰/₆₃ ³⁰/₄₅-⁵⁰/₆₃ ⁴²/₄₅-⁵⁰/₆₃

Subtract Fractions Calculator