Add 15/98 and 9/10
15/98 + 9/10 is 258/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 10 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
15/98 = 15 × 5/98 × 5 = 75/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
9/10 = 9 × 49/10 × 49 = 441/490 - Add the two like fractions:
75/490 + 441/490 = 75 + 441/490 = 516/490 - 516/490 simplified gives 258/245
- So, 15/98 + 9/10 = 258/245
In mixed form: 113/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/98+9/10 15/98+18/10 15/98+9/20 45/98+9/10 15/98+27/10 15/98+9/30 75/98+9/10 15/98+45/10 15/98+9/50 15/98+63/10 15/98+9/70