Add 81/98 and 3/30
81/98 + 3/30 is 227/245.
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,
3/30 = 3 × 49/30 × 49 = 147/1470 - Add the two like fractions:
1215/1470 + 147/1470 = 1215 + 147/1470 = 1362/1470 - 1362/1470 simplified gives 227/245
- So, 81/98 + 3/30 = 227/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/98+6/30 81/98+3/60 81/98+9/30 81/98+3/90 81/98+15/30 81/98+21/30