Answers

Add 30/63 and 72/35

1^st number: 30/63, 2^nd number: 2 2/35

30/63 + 72/35 is 38/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 35 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 63 × 5 = 315,
   30/63 = 30 × 5/63 × 5 = 150/315
3. Likewise, for the 2nd fraction, since 35 × 9 = 315,
   72/35 = 72 × 9/35 × 9 = 648/315
4. Add the two like fractions:
   150/315 + 648/315 = 150 + 648/315 = 798/315
5. 798/315 simplified gives 38/15
6. So, 30/63 + 72/35 = 38/15
   In mixed form: 28/15

MathStep (Works offline)

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

Related: ⁶⁰/₆₃+⁷²/₃₅ ³⁰/₆₃+⁷²/₇₀ ⁹⁰/₆₃+⁷²/₃₅

Add Fractions Calculator