Add 56/63 and 7/56
56/63 + 7/56 is 73/72.
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,
56/63 = 56 × 8/63 × 8 = 448/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
7/56 = 7 × 9/56 × 9 = 63/504 - Add the two like fractions:
448/504 + 63/504 = 448 + 63/504 = 511/504 - 511/504 simplified gives 73/72
- So, 56/63 + 7/56 = 73/72
In mixed form: 11/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/63+14/56 56/63+21/56 56/63+35/56 56/63+49/56