Add 36/48 and 6/21
36/48 + 6/21 is 29/28.
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,
36/48 = 36 × 7/48 × 7 = 252/336 - Likewise, for the 2nd fraction, since 21 × 16 = 336,
6/21 = 6 × 16/21 × 16 = 96/336 - Add the two like fractions:
252/336 + 96/336 = 252 + 96/336 = 348/336 - 348/336 simplified gives 29/28
- So, 36/48 + 6/21 = 29/28
In mixed form: 11/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/48+6/21 36/48+12/21 36/96+6/21 36/48+6/42 36/48+18/21 36/48+6/63 36/48+30/21 36/48+42/21