Add 15/84 and 81/48
1st number: 15/84, 2nd number: 1 33/48
15/84 + 81/48 is 209/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 84 × 4 = 336,
15/84 = 15 × 4/84 × 4 = 60/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
81/48 = 81 × 7/48 × 7 = 567/336 - Add the two like fractions:
60/336 + 567/336 = 60 + 567/336 = 627/336 - 627/336 simplified gives 209/112
- So, 15/84 + 81/48 = 209/112
In mixed form: 197/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/84+81/48 15/84+81/96 45/84+81/48 75/84+81/48