Answers

Subtract 80/84 from 35/30

1^st number: 1 5/30, 2^nd number: 80/84

35/30 - 80/84 is 3/14.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 84 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 30 × 14 = 420,
   35/30 = 35 × 14/30 × 14 = 490/420
3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
   80/84 = 80 × 5/84 × 5 = 400/420
4. Subtract the two like fractions:
   490/420 - 400/420 = 490 - 400/420 = 90/420
5. After reducing the fraction, the answer is 3/14

MathStep (Works offline)

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

Related: ⁷⁰/₃₀-⁸⁰/₈₄ ³⁵/₆₀-⁸⁰/₈₄ ³⁵/₉₀-⁸⁰/₈₄

Subtract Fractions Calculator