Add 28/36 and 75/84
28/36 + 75/84 is 421/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
28/36 = 28 × 7/36 × 7 = 196/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
75/84 = 75 × 3/84 × 3 = 225/252 - Add the two like fractions:
196/252 + 225/252 = 196 + 225/252 = 421/252 - So, 28/36 + 75/84 = 421/252
In mixed form: 1169/252
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