Add 10/72 and 1/63
10/72 + 1/63 is 13/84.
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,
10/72 = 10 × 7/72 × 7 = 70/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
1/63 = 1 × 8/63 × 8 = 8/504 - Add the two like fractions:
70/504 + 8/504 = 70 + 8/504 = 78/504 - 78/504 simplified gives 13/84
- So, 10/72 + 1/63 = 13/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/72+1/63 10/72+2/63 30/72+1/63 10/72+3/63 50/72+1/63 10/72+5/63 70/72+1/63 10/72+7/63