Answers

Add 63/35 and 30/90

1^st number: 1 28/35, 2^nd number: 30/90

63/35 + 30/90 is 32/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 90 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 35 × 18 = 630,
   63/35 = 63 × 18/35 × 18 = 1134/630
3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
   30/90 = 30 × 7/90 × 7 = 210/630
4. Add the two like fractions:
   1134/630 + 210/630 = 1134 + 210/630 = 1344/630
5. 1344/630 simplified gives 32/15
6. So, 63/35 + 30/90 = 32/15
   In mixed form: 22/15

MathStep (Works offline)

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

Related: ⁶³/₃₅+⁶⁰/₉₀ ⁶³/₇₀+³⁰/₉₀

Add Fractions Calculator