Add 81/84 and 48/49
81/84 + 48/49 is 381/196.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 49 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 84 × 7 = 588,
81/84 = 81 × 7/84 × 7 = 567/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
48/49 = 48 × 12/49 × 12 = 576/588 - Add the two like fractions:
567/588 + 576/588 = 567 + 576/588 = 1143/588 - 1143/588 simplified gives 381/196
- So, 81/84 + 48/49 = 381/196
In mixed form: 1185/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/84+96/49 81/84+48/98