Answers

Subtract 30/36 from 30/15

1^st number: 2 0/15, 2^nd number: 30/36

30/15 - 30/36 is 7/6.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 36 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 15 × 12 = 180,
   30/15 = 30 × 12/15 × 12 = 360/180
3. Likewise, for the 2nd fraction, since 36 × 5 = 180,
   30/36 = 30 × 5/36 × 5 = 150/180
4. Subtract the two like fractions:
   360/180 - 150/180 = 360 - 150/180 = 210/180
5. After reducing the fraction, the answer is 7/6
6. In mixed form: 11/6

MathStep (Works offline)

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

Related: ⁶⁰/₁₅-³⁰/₃₆ ³⁰/₁₅-⁶⁰/₃₆ ³⁰/₁₅-³⁰/₇₂ ⁹⁰/₁₅-³⁰/₃₆ ³⁰/₁₅-⁹⁰/₃₆ ³⁰/₄₅-³⁰/₃₆ ³⁰/₇₅-³⁰/₃₆

Subtract Fractions Calculator