Add 4/63 and 45/72
4/63 + 45/72 is 347/504.
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,
4/63 = 4 × 8/63 × 8 = 32/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
45/72 = 45 × 7/72 × 7 = 315/504 - Add the two like fractions:
32/504 + 315/504 = 32 + 315/504 = 347/504 - So, 4/63 + 45/72 = 347/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/63+45/72 4/63+90/72 12/63+45/72 20/63+45/72 28/63+45/72