Add 15/28 and 75/35
1st number: 15/28, 2nd number: 2 5/35
15/28 + 75/35 is 75/28.
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,
15/28 = 15 × 5/28 × 5 = 75/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
75/35 = 75 × 4/35 × 4 = 300/140 - Add the two like fractions:
75/140 + 300/140 = 75 + 300/140 = 375/140 - 375/140 simplified gives 75/28
- So, 15/28 + 75/35 = 75/28
In mixed form: 219/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/28+75/35 15/56+75/35 15/28+75/70 45/28+75/35 15/84+75/35 75/28+75/35