Add 56/98 and 98/90
1st number: 56/98, 2nd number: 1 8/90
56/98 + 98/90 is 523/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 90 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 98 × 45 = 4410,
56/98 = 56 × 45/98 × 45 = 2520/4410 - Likewise, for the 2nd fraction, since 90 × 49 = 4410,
98/90 = 98 × 49/90 × 49 = 4802/4410 - Add the two like fractions:
2520/4410 + 4802/4410 = 2520 + 4802/4410 = 7322/4410 - 7322/4410 simplified gives 523/315
- So, 56/98 + 98/90 = 523/315
In mixed form: 1208/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: