Add 90/63 and 54/56
1st number: 1 27/63, 2nd number: 54/56
90/63 + 54/56 is 67/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
90/63 = 90 × 8/63 × 8 = 720/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
54/56 = 54 × 9/56 × 9 = 486/504 - Add the two like fractions:
720/504 + 486/504 = 720 + 486/504 = 1206/504 - 1206/504 simplified gives 67/28
- So, 90/63 + 54/56 = 67/28
In mixed form: 211/28
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