Add 42/54 and 30/7
1st number: 42/54, 2nd number: 4 2/7
42/54 + 30/7 is 319/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 7 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
42/54 = 42 × 7/54 × 7 = 294/378 - Likewise, for the 2nd fraction, since 7 × 54 = 378,
30/7 = 30 × 54/7 × 54 = 1620/378 - Add the two like fractions:
294/378 + 1620/378 = 294 + 1620/378 = 1914/378 - 1914/378 simplified gives 319/63
- So, 42/54 + 30/7 = 319/63
In mixed form: 54/63
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