Answers

Subtract 4/45 from 30/49

30/49 - 4/45 is 1154/2205.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 45 is 2205
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2205
2. For the 1st fraction, since 49 × 45 = 2205,
   30/49 = 30 × 45/49 × 45 = 1350/2205
3. Likewise, for the 2nd fraction, since 45 × 49 = 2205,
   4/45 = 4 × 49/45 × 49 = 196/2205
4. Subtract the two like fractions:
   1350/2205 - 196/2205 = 1350 - 196/2205 = 1154/2205

MathStep (Works offline)

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

Related: ⁶⁰/₄₉-⁴/₄₅ ³⁰/₄₉-⁸/₄₅ ³⁰/₉₈-⁴/₄₅ ³⁰/₄₉-⁴/₉₀ ⁹⁰/₄₉-⁴/₄₅ ³⁰/₄₉-¹²/₄₅ ³⁰/₄₉-²⁰/₄₅ ³⁰/₄₉-²⁸/₄₅

Subtract Fractions Calculator