Add 49/63 and 9/72
49/63 + 9/72 is 65/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
49/63 = 49 × 8/63 × 8 = 392/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
9/72 = 9 × 7/72 × 7 = 63/504 - Add the two like fractions:
392/504 + 63/504 = 392 + 63/504 = 455/504 - 455/504 simplified gives 65/72
- So, 49/63 + 9/72 = 65/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/63+9/72 49/63+18/72 49/63+27/72 49/63+45/72 49/63+63/72