Add 7/28 and 4/8
7/28 + 4/8 is 3/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 28 × 2 = 56,
7/28 = 7 × 2/28 × 2 = 14/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
4/8 = 4 × 7/8 × 7 = 28/56 - Add the two like fractions:
14/56 + 28/56 = 14 + 28/56 = 42/56 - 42/56 simplified gives 3/4
- So, 7/28 + 4/8 = 3/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/28+4/8 7/56+4/8 7/28+4/16 21/28+4/8 7/28+12/8 7/84+4/8 7/28+4/24 35/28+4/8 7/28+20/8 7/28+4/40 49/28+4/8 7/28+28/8 7/28+4/56