Add 60/21 and 80/98
1st number: 2 18/21, 2nd number: 80/98
60/21 + 80/98 is 180/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 98 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 21 × 14 = 294,
60/21 = 60 × 14/21 × 14 = 840/294 - Likewise, for the 2nd fraction, since 98 × 3 = 294,
80/98 = 80 × 3/98 × 3 = 240/294 - Add the two like fractions:
840/294 + 240/294 = 840 + 240/294 = 1080/294 - 1080/294 simplified gives 180/49
- So, 60/21 + 80/98 = 180/49
In mixed form: 333/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/42+80/98 60/63+80/98