Add 21/54 and 20/98
21/54 + 20/98 is 523/882.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 98 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 54 × 49 = 2646,
21/54 = 21 × 49/54 × 49 = 1029/2646 - Likewise, for the 2nd fraction, since 98 × 27 = 2646,
20/98 = 20 × 27/98 × 27 = 540/2646 - Add the two like fractions:
1029/2646 + 540/2646 = 1029 + 540/2646 = 1569/2646 - 1569/2646 simplified gives 523/882
- So, 21/54 + 20/98 = 523/882
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