Add 81/98 and 48/30
1st number: 81/98, 2nd number: 1 18/30
81/98 + 48/30 is 1189/490.
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,
81/98 = 81 × 15/98 × 15 = 1215/1470 - Likewise, for the 2nd fraction, since 30 × 49 = 1470,
48/30 = 48 × 49/30 × 49 = 2352/1470 - Add the two like fractions:
1215/1470 + 2352/1470 = 1215 + 2352/1470 = 3567/1470 - 3567/1470 simplified gives 1189/490
- So, 81/98 + 48/30 = 1189/490
In mixed form: 2209/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/98+96/30 81/98+48/60 81/98+48/90