Add 25/54 and 21/98
25/54 + 21/98 is 128/189.
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,
25/54 = 25 × 49/54 × 49 = 1225/2646 - Likewise, for the 2nd fraction, since 98 × 27 = 2646,
21/98 = 21 × 27/98 × 27 = 567/2646 - Add the two like fractions:
1225/2646 + 567/2646 = 1225 + 567/2646 = 1792/2646 - 1792/2646 simplified gives 128/189
- So, 25/54 + 21/98 = 128/189
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