Add 81/36 and 27/42
1st number: 2 9/36, 2nd number: 27/42
81/36 + 27/42 is 81/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 42 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 42 × 6 = 252,
27/42 = 27 × 6/42 × 6 = 162/252 - Add the two like fractions:
567/252 + 162/252 = 567 + 162/252 = 729/252 - 729/252 simplified gives 81/28
- So, 81/36 + 27/42 = 81/28
In mixed form: 225/28
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