Add 81/98 and 5/15
81/98 + 5/15 is 341/294.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 15 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 15 × 98 = 1470,
5/15 = 5 × 98/15 × 98 = 490/1470 - Add the two like fractions:
1215/1470 + 490/1470 = 1215 + 490/1470 = 1705/1470 - 1705/1470 simplified gives 341/294
- So, 81/98 + 5/15 = 341/294
In mixed form: 147/294
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/98+10/15 81/98+5/30 81/98+5/45 81/98+25/15 81/98+5/75 81/98+35/15