Add 15/25 and 84/98
15/25 + 84/98 is 51/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 98 is 2450
Next, find the equivalent fraction of both fractional numbers with denominator 2450 - For the 1st fraction, since 25 × 98 = 2450,
15/25 = 15 × 98/25 × 98 = 1470/2450 - Likewise, for the 2nd fraction, since 98 × 25 = 2450,
84/98 = 84 × 25/98 × 25 = 2100/2450 - Add the two like fractions:
1470/2450 + 2100/2450 = 1470 + 2100/2450 = 3570/2450 - 3570/2450 simplified gives 51/35
- So, 15/25 + 84/98 = 51/35
In mixed form: 116/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/25+84/98 15/50+84/98 45/25+84/98 15/75+84/98 75/25+84/98