Add 12/54 and 28/63
12/54 + 28/63 is 2/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 63 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
12/54 = 12 × 7/54 × 7 = 84/378 - Likewise, for the 2nd fraction, since 63 × 6 = 378,
28/63 = 28 × 6/63 × 6 = 168/378 - Add the two like fractions:
84/378 + 168/378 = 84 + 168/378 = 252/378 - 252/378 simplified gives 2/3
- So, 12/54 + 28/63 = 2/3
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