Add 15/48 and 20/28
15/48 + 20/28 is 115/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 28 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
15/48 = 15 × 7/48 × 7 = 105/336 - Likewise, for the 2nd fraction, since 28 × 12 = 336,
20/28 = 20 × 12/28 × 12 = 240/336 - Add the two like fractions:
105/336 + 240/336 = 105 + 240/336 = 345/336 - 345/336 simplified gives 115/112
- So, 15/48 + 20/28 = 115/112
In mixed form: 13/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/48+20/28 15/48+40/28 15/96+20/28 15/48+20/56 45/48+20/28 15/48+60/28 15/48+20/84 75/48+20/28