Add 84/98 and 63/30
1st number: 84/98, 2nd number: 2 3/30
84/98 + 63/30 is 207/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 30 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 98 × 15 = 1470,
84/98 = 84 × 15/98 × 15 = 1260/1470 - Likewise, for the 2nd fraction, since 30 × 49 = 1470,
63/30 = 63 × 49/30 × 49 = 3087/1470 - Add the two like fractions:
1260/1470 + 3087/1470 = 1260 + 3087/1470 = 4347/1470 - 4347/1470 simplified gives 207/70
- So, 84/98 + 63/30 = 207/70
In mixed form: 267/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/98+63/60 84/98+63/90