Add 10/48 and 21/30
10/48 + 21/30 is 109/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 30 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
10/48 = 10 × 5/48 × 5 = 50/240 - Likewise, for the 2nd fraction, since 30 × 8 = 240,
21/30 = 21 × 8/30 × 8 = 168/240 - Add the two like fractions:
50/240 + 168/240 = 50 + 168/240 = 218/240 - 218/240 simplified gives 109/120
- So, 10/48 + 21/30 = 109/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/48+21/30 10/48+42/30 10/96+21/30 10/48+21/60 30/48+21/30 10/48+63/30 10/48+21/90 50/48+21/30 70/48+21/30