Add 7/28 and 4/35
7/28 + 4/35 is 51/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
7/28 = 7 × 5/28 × 5 = 35/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
4/35 = 4 × 4/35 × 4 = 16/140 - Add the two like fractions:
35/140 + 16/140 = 35 + 16/140 = 51/140 - So, 7/28 + 4/35 = 51/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/28+4/35 7/28+8/35 7/56+4/35 7/28+4/70 21/28+4/35 7/28+12/35 7/84+4/35 35/28+4/35 7/28+20/35 49/28+4/35 7/28+28/35