Answers

Add 30/60 and 35/28

1^st number: 30/60, 2^nd number: 1 7/28

30/60 + 35/28 is 7/4.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 28 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 60 × 7 = 420,
   30/60 = 30 × 7/60 × 7 = 210/420
3. Likewise, for the 2nd fraction, since 28 × 15 = 420,
   35/28 = 35 × 15/28 × 15 = 525/420
4. Add the two like fractions:
   210/420 + 525/420 = 210 + 525/420 = 735/420
5. 735/420 simplified gives 7/4
6. So, 30/60 + 35/28 = 7/4
   In mixed form: 13/4

MathStep (Works offline)

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

Related: ³⁰/₆₀+⁷⁰/₂₈ ³⁰/₆₀+³⁵/₅₆ ⁹⁰/₆₀+³⁵/₂₈ ³⁰/₆₀+³⁵/₈₄

Add Fractions Calculator