Add 28/54 and 7/63
28/54 + 7/63 is 17/27.
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,
28/54 = 28 × 7/54 × 7 = 196/378 - Likewise, for the 2nd fraction, since 63 × 6 = 378,
7/63 = 7 × 6/63 × 6 = 42/378 - Add the two like fractions:
196/378 + 42/378 = 196 + 42/378 = 238/378 - 238/378 simplified gives 17/27
- So, 28/54 + 7/63 = 17/27
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