Add 4/8 and 18/63
4/8 + 18/63 is 11/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 8 × 63 = 504,
4/8 = 4 × 63/8 × 63 = 252/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
18/63 = 18 × 8/63 × 8 = 144/504 - Add the two like fractions:
252/504 + 144/504 = 252 + 144/504 = 396/504 - 396/504 simplified gives 11/14
- So, 4/8 + 18/63 = 11/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/8+36/63 4/16+18/63 12/8+18/63 4/8+54/63 4/24+18/63 20/8+18/63 4/8+90/63 4/40+18/63 28/8+18/63 4/56+18/63