Add 72/7 and 56/63
1st number: 10 2/7, 2nd number: 56/63
72/7 + 56/63 is 704/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 7 × 9 = 63,
72/7 = 72 × 9/7 × 9 = 648/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
56/63 = 56 × 1/63 × 1 = 56/63 - Add the two like fractions:
648/63 + 56/63 = 648 + 56/63 = 704/63 - So, 72/7 + 56/63 = 704/63
In mixed form: 1111/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/14+56/63 72/21+56/63 72/35+56/63 72/49+56/63