Add 1/54 and 72/42
1st number: 1/54, 2nd number: 1 30/42
1/54 + 72/42 is 655/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 42 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
1/54 = 1 × 7/54 × 7 = 7/378 - Likewise, for the 2nd fraction, since 42 × 9 = 378,
72/42 = 72 × 9/42 × 9 = 648/378 - Add the two like fractions:
7/378 + 648/378 = 7 + 648/378 = 655/378 - So, 1/54 + 72/42 = 655/378
In mixed form: 1277/378
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