Add 49/56 and 20/63
49/56 + 20/63 is 601/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
49/56 = 49 × 9/56 × 9 = 441/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
20/63 = 20 × 8/63 × 8 = 160/504 - Add the two like fractions:
441/504 + 160/504 = 441 + 160/504 = 601/504 - So, 49/56 + 20/63 = 601/504
In mixed form: 197/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/56+20/63 49/56+40/63 49/56+60/63