Add 54/63 and 27/12
1st number: 54/63, 2nd number: 2 3/12
54/63 + 27/12 is 87/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 12 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
54/63 = 54 × 4/63 × 4 = 216/252 - Likewise, for the 2nd fraction, since 12 × 21 = 252,
27/12 = 27 × 21/12 × 21 = 567/252 - Add the two like fractions:
216/252 + 567/252 = 216 + 567/252 = 783/252 - 783/252 simplified gives 87/28
- So, 54/63 + 27/12 = 87/28
In mixed form: 33/28
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