Add 35/27 and 21/98
1st number: 1 8/27, 2nd number: 21/98
35/27 + 21/98 is 571/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 98 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 27 × 98 = 2646,
35/27 = 35 × 98/27 × 98 = 3430/2646 - Likewise, for the 2nd fraction, since 98 × 27 = 2646,
21/98 = 21 × 27/98 × 27 = 567/2646 - Add the two like fractions:
3430/2646 + 567/2646 = 3430 + 567/2646 = 3997/2646 - 3997/2646 simplified gives 571/378
- So, 35/27 + 21/98 = 571/378
In mixed form: 1193/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/27+21/98 35/27+42/98 35/54+21/98 35/27+63/98 35/81+21/98