Add 35/28 and 15/25
1st number: 1 7/28, 2nd number: 15/25
35/28 + 15/25 is 37/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 25 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 28 × 25 = 700,
35/28 = 35 × 25/28 × 25 = 875/700 - Likewise, for the 2nd fraction, since 25 × 28 = 700,
15/25 = 15 × 28/25 × 28 = 420/700 - Add the two like fractions:
875/700 + 420/700 = 875 + 420/700 = 1295/700 - 1295/700 simplified gives 37/20
- So, 35/28 + 15/25 = 37/20
In mixed form: 117/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28+15/25 35/28+30/25 35/56+15/25 35/28+15/50 35/28+45/25 35/84+15/25 35/28+15/75 35/28+75/25