Add 15/35 and 48/28
1st number: 15/35, 2nd number: 1 20/28
15/35 + 48/28 is 15/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 35 × 4 = 140,
15/35 = 15 × 4/35 × 4 = 60/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
48/28 = 48 × 5/28 × 5 = 240/140 - Add the two like fractions:
60/140 + 240/140 = 60 + 240/140 = 300/140 - 300/140 simplified gives 15/7
- So, 15/35 + 48/28 = 15/7
In mixed form: 21/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/35+48/28 15/35+96/28 15/70+48/28 15/35+48/56 45/35+48/28 15/35+48/84 75/35+48/28