Add 10/48 and 9/21
10/48 + 9/21 is 107/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 21 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
10/48 = 10 × 7/48 × 7 = 70/336 - Likewise, for the 2nd fraction, since 21 × 16 = 336,
9/21 = 9 × 16/21 × 16 = 144/336 - Add the two like fractions:
70/336 + 144/336 = 70 + 144/336 = 214/336 - 214/336 simplified gives 107/168
- So, 10/48 + 9/21 = 107/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/48+9/21 10/48+18/21 10/96+9/21 10/48+9/42 30/48+9/21 10/48+27/21 10/48+9/63 50/48+9/21 10/48+45/21 70/48+9/21 10/48+63/21