Add 35/28 and 2/15
1st number: 1 7/28, 2nd number: 2/15
35/28 + 2/15 is 83/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 15 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 28 × 15 = 420,
35/28 = 35 × 15/28 × 15 = 525/420 - Likewise, for the 2nd fraction, since 15 × 28 = 420,
2/15 = 2 × 28/15 × 28 = 56/420 - Add the two like fractions:
525/420 + 56/420 = 525 + 56/420 = 581/420 - 581/420 simplified gives 83/60
- So, 35/28 + 2/15 = 83/60
In mixed form: 123/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28+2/15 35/28+4/15 35/56+2/15 35/28+2/30 35/28+6/15 35/84+2/15 35/28+2/45 35/28+10/15 35/28+2/75 35/28+14/15