Add 70/63 and 9/56
1st number: 1 7/63, 2nd number: 9/56
70/63 + 9/56 is 641/504.
Steps for adding fractions
- 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 - For the 1st fraction, since 63 × 8 = 504,
70/63 = 70 × 8/63 × 8 = 560/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
9/56 = 9 × 9/56 × 9 = 81/504 - Add the two like fractions:
560/504 + 81/504 = 560 + 81/504 = 641/504 - So, 70/63 + 9/56 = 641/504
In mixed form: 1137/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/63+18/56 70/63+27/56 70/63+45/56 70/63+63/56