Add 2/15 and 21/48
2/15 + 21/48 is 137/240.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
2/15 = 2 × 16/15 × 16 = 32/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
21/48 = 21 × 5/48 × 5 = 105/240 - Add the two like fractions:
32/240 + 105/240 = 32 + 105/240 = 137/240 - So, 2/15 + 21/48 = 137/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/15+21/48 2/15+42/48 2/30+21/48 2/15+21/96 6/15+21/48 2/15+63/48 2/45+21/48 10/15+21/48 2/75+21/48 14/15+21/48