Add 4/8 and 63/72
4/8 + 63/72 is 11/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
4/8 = 4 × 9/8 × 9 = 36/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
63/72 = 63 × 1/72 × 1 = 63/72 - Add the two like fractions:
36/72 + 63/72 = 36 + 63/72 = 99/72 - 99/72 simplified gives 11/8
- So, 4/8 + 63/72 = 11/8
In mixed form: 13/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/16+63/72 12/8+63/72 4/24+63/72 20/8+63/72 4/40+63/72 28/8+63/72 4/56+63/72