Answers

Add 15/63 and 27/49

15/63 + 27/49 is 116/147.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 49 is 441
   
   Next, find the equivalent fraction of both fractional numbers with denominator 441
2. For the 1st fraction, since 63 × 7 = 441,
   15/63 = 15 × 7/63 × 7 = 105/441
3. Likewise, for the 2nd fraction, since 49 × 9 = 441,
   27/49 = 27 × 9/49 × 9 = 243/441
4. Add the two like fractions:
   105/441 + 243/441 = 105 + 243/441 = 348/441
5. 348/441 simplified gives 116/147
6. So, 15/63 + 27/49 = 116/147

MathStep (Works offline)

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

Related: ³⁰/₆₃+²⁷/₄₉ ¹⁵/₆₃+⁵⁴/₄₉ ¹⁵/₆₃+²⁷/₉₈ ⁴⁵/₆₃+²⁷/₄₉ ¹⁵/₆₃+⁸¹/₄₉ ⁷⁵/₆₃+²⁷/₄₉

Add Fractions Calculator