Add 14/72 and 14/63
14/72 + 14/63 is 5/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
14/72 = 14 × 7/72 × 7 = 98/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
14/63 = 14 × 8/63 × 8 = 112/504 - Add the two like fractions:
98/504 + 112/504 = 98 + 112/504 = 210/504 - 210/504 simplified gives 5/12
- So, 14/72 + 14/63 = 5/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/72+14/63 14/72+28/63 42/72+14/63 14/72+42/63 70/72+14/63 14/72+70/63 98/72+14/63 14/72+98/63