Add 28/48 and 9/15
28/48 + 9/15 is 71/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 15 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
28/48 = 28 × 5/48 × 5 = 140/240 - Likewise, for the 2nd fraction, since 15 × 16 = 240,
9/15 = 9 × 16/15 × 16 = 144/240 - Add the two like fractions:
140/240 + 144/240 = 140 + 144/240 = 284/240 - 284/240 simplified gives 71/60
- So, 28/48 + 9/15 = 71/60
In mixed form: 111/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/48+9/15 28/48+18/15 28/96+9/15 28/48+9/30 84/48+9/15 28/48+27/15 28/48+9/45 28/48+45/15 28/48+9/75 28/48+63/15