Add 2/48 and 21/72
2/48 + 21/72 is 1/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 72 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 48 × 3 = 144,
2/48 = 2 × 3/48 × 3 = 6/144 - Likewise, for the 2nd fraction, since 72 × 2 = 144,
21/72 = 21 × 2/72 × 2 = 42/144 - Add the two like fractions:
6/144 + 42/144 = 6 + 42/144 = 48/144 - 48/144 simplified gives 1/3
- So, 2/48 + 21/72 = 1/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/48+21/72 2/48+42/72 2/96+21/72 6/48+21/72 2/48+63/72 10/48+21/72 14/48+21/72