Add 18/72 and 8/63
18/72 + 8/63 is 95/252.
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,
18/72 = 18 × 7/72 × 7 = 126/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
8/63 = 8 × 8/63 × 8 = 64/504 - Add the two like fractions:
126/504 + 64/504 = 126 + 64/504 = 190/504 - 190/504 simplified gives 95/252
- So, 18/72 + 8/63 = 95/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/72+8/63 18/72+16/63 54/72+8/63 18/72+24/63 90/72+8/63 18/72+40/63 18/72+56/63