Add 28/42 and 3/54
28/42 + 3/54 is 13/18.
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,
28/42 = 28 × 9/42 × 9 = 252/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
3/54 = 3 × 7/54 × 7 = 21/378 - Add the two like fractions:
252/378 + 21/378 = 252 + 21/378 = 273/378 - 273/378 simplified gives 13/18
- So, 28/42 + 3/54 = 13/18
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