Add 21/98 and 28/27
1st number: 21/98, 2nd number: 1 1/27
21/98 + 28/27 is 473/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 27 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 98 × 27 = 2646,
21/98 = 21 × 27/98 × 27 = 567/2646 - Likewise, for the 2nd fraction, since 27 × 98 = 2646,
28/27 = 28 × 98/27 × 98 = 2744/2646 - Add the two like fractions:
567/2646 + 2744/2646 = 567 + 2744/2646 = 3311/2646 - 3311/2646 simplified gives 473/378
- So, 21/98 + 28/27 = 473/378
In mixed form: 195/378
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