Add 54/42 and 49/54
1st number: 1 12/42, 2nd number: 49/54
54/42 + 49/54 is 829/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 42 × 9 = 378,
54/42 = 54 × 9/42 × 9 = 486/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
49/54 = 49 × 7/54 × 7 = 343/378 - Add the two like fractions:
486/378 + 343/378 = 486 + 343/378 = 829/378 - So, 54/42 + 49/54 = 829/378
In mixed form: 273/378
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