Answers

Add 84/63 and 36/56

1^st number: 1 21/63, 2^nd number: 36/56

84/63 + 36/56 is 83/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 56 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 63 × 8 = 504,
   84/63 = 84 × 8/63 × 8 = 672/504
3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
   36/56 = 36 × 9/56 × 9 = 324/504
4. Add the two like fractions:
   672/504 + 324/504 = 672 + 324/504 = 996/504
5. 996/504 simplified gives 83/42
6. So, 84/63 + 36/56 = 83/42
   In mixed form: 141/42

MathStep (Works offline)

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

Related: ⁸⁴/₆₃+⁷²/₅₆

Add Fractions Calculator