Add 28/54 and 1/42
28/54 + 1/42 is 205/378.
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,
28/54 = 28 × 7/54 × 7 = 196/378 - Likewise, for the 2nd fraction, since 42 × 9 = 378,
1/42 = 1 × 9/42 × 9 = 9/378 - Add the two like fractions:
196/378 + 9/378 = 196 + 9/378 = 205/378 - So, 28/54 + 1/42 = 205/378
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