Add 27/54 and 90/63
1st number: 27/54, 2nd number: 1 27/63
27/54 + 90/63 is 27/14.
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,
27/54 = 27 × 7/54 × 7 = 189/378 - Likewise, for the 2nd fraction, since 63 × 6 = 378,
90/63 = 90 × 6/63 × 6 = 540/378 - Add the two like fractions:
189/378 + 540/378 = 189 + 540/378 = 729/378 - 729/378 simplified gives 27/14
- So, 27/54 + 90/63 = 27/14
In mixed form: 113/14
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