Add 30/25 and 90/98
1st number: 1 5/25, 2nd number: 90/98
30/25 + 90/98 is 519/245.
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,
30/25 = 30 × 98/25 × 98 = 2940/2450 - Likewise, for the 2nd fraction, since 98 × 25 = 2450,
90/98 = 90 × 25/98 × 25 = 2250/2450 - Add the two like fractions:
2940/2450 + 2250/2450 = 2940 + 2250/2450 = 5190/2450 - 5190/2450 simplified gives 519/245
- So, 30/25 + 90/98 = 519/245
In mixed form: 229/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/25+90/98 30/50+90/98 90/25+90/98 30/75+90/98