Add 35/28 and 18/5
1st number: 1 7/28, 2nd number: 3 3/5
35/28 + 18/5 is 97/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 5 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
35/28 = 35 × 5/28 × 5 = 175/140 - Likewise, for the 2nd fraction, since 5 × 28 = 140,
18/5 = 18 × 28/5 × 28 = 504/140 - Add the two like fractions:
175/140 + 504/140 = 175 + 504/140 = 679/140 - 679/140 simplified gives 97/20
- So, 35/28 + 18/5 = 97/20
In mixed form: 417/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28+18/5 35/28+36/5 35/56+18/5 35/28+18/10 35/28+54/5 35/84+18/5 35/28+18/15 35/28+90/5 35/28+18/25 35/28+18/35