Add 81/36 and 90/63
1st number: 2 9/36, 2nd number: 1 27/63
81/36 + 90/63 is 103/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
81/36 = 81 × 7/36 × 7 = 567/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
90/63 = 90 × 4/63 × 4 = 360/252 - Add the two like fractions:
567/252 + 360/252 = 567 + 360/252 = 927/252 - 927/252 simplified gives 103/28
- So, 81/36 + 90/63 = 103/28
In mixed form: 319/28
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