Add 28/36 and 42/27
1st number: 28/36, 2nd number: 1 15/27
28/36 + 42/27 is 7/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 27 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 36 × 3 = 108,
28/36 = 28 × 3/36 × 3 = 84/108 - Likewise, for the 2nd fraction, since 27 × 4 = 108,
42/27 = 42 × 4/27 × 4 = 168/108 - Add the two like fractions:
84/108 + 168/108 = 84 + 168/108 = 252/108 - 252/108 simplified gives 7/3
- So, 28/36 + 42/27 = 7/3
In mixed form: 21/3
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