Add 4/8 and 3/7
4/8 + 3/7 is 13/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
4/8 = 4 × 7/8 × 7 = 28/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
3/7 = 3 × 8/7 × 8 = 24/56 - Add the two like fractions:
28/56 + 24/56 = 28 + 24/56 = 52/56 - 52/56 simplified gives 13/14
- So, 4/8 + 3/7 = 13/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/8+6/7 4/16+3/7 4/8+3/14 12/8+3/7 4/8+9/7 4/24+3/7 4/8+3/21 20/8+3/7 4/8+15/7 4/40+3/7 4/8+3/35 28/8+3/7 4/8+21/7 4/56+3/7 4/8+3/49