Add 15/98 and 21/54
15/98 + 21/54 is 239/441.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 54 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 98 × 27 = 2646,
15/98 = 15 × 27/98 × 27 = 405/2646 - Likewise, for the 2nd fraction, since 54 × 49 = 2646,
21/54 = 21 × 49/54 × 49 = 1029/2646 - Add the two like fractions:
405/2646 + 1029/2646 = 405 + 1029/2646 = 1434/2646 - 1434/2646 simplified gives 239/441
- So, 15/98 + 21/54 = 239/441
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