Add 45/84 and 20/36
45/84 + 20/36 is 275/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
45/84 = 45 × 3/84 × 3 = 135/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
20/36 = 20 × 7/36 × 7 = 140/252 - Add the two like fractions:
135/252 + 140/252 = 135 + 140/252 = 275/252 - So, 45/84 + 20/36 = 275/252
In mixed form: 123/252
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