Add 48/28 and 7/15
1st number: 1 20/28, 2nd number: 7/15
48/28 + 7/15 is 229/105.
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,
48/28 = 48 × 15/28 × 15 = 720/420 - Likewise, for the 2nd fraction, since 15 × 28 = 420,
7/15 = 7 × 28/15 × 28 = 196/420 - Add the two like fractions:
720/420 + 196/420 = 720 + 196/420 = 916/420 - 916/420 simplified gives 229/105
- So, 48/28 + 7/15 = 229/105
In mixed form: 219/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/28+7/15 48/28+14/15 48/56+7/15 48/28+7/30 48/28+21/15 48/84+7/15 48/28+7/45 48/28+35/15 48/28+7/75 48/28+49/15