Answers

Add 70/63 and 28/56

1^st number: 1 7/63, 2^nd number: 28/56

70/63 + 28/56 is 29/18.

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,
   70/63 = 70 × 8/63 × 8 = 560/504
3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
   28/56 = 28 × 9/56 × 9 = 252/504
4. Add the two like fractions:
   560/504 + 252/504 = 560 + 252/504 = 812/504
5. 812/504 simplified gives 29/18
6. So, 70/63 + 28/56 = 29/18
   In mixed form: 111/18

MathStep (Works offline)

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

Related: ⁷⁰/₆₃+⁸⁴/₅₆

Add Fractions Calculator