Add 15/30 and 9/98
15/30 + 9/98 is 29/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 98 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 30 × 49 = 1470,
15/30 = 15 × 49/30 × 49 = 735/1470 - Likewise, for the 2nd fraction, since 98 × 15 = 1470,
9/98 = 9 × 15/98 × 15 = 135/1470 - Add the two like fractions:
735/1470 + 135/1470 = 735 + 135/1470 = 870/1470 - 870/1470 simplified gives 29/49
- So, 15/30 + 9/98 = 29/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 15/30+18/98 15/60+9/98 45/30+9/98 15/30+27/98 15/90+9/98 75/30+9/98 15/30+45/98 15/30+63/98