Add 20/84 and 8/18
20/84 + 8/18 is 43/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 18 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
20/84 = 20 × 3/84 × 3 = 60/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
8/18 = 8 × 14/18 × 14 = 112/252 - Add the two like fractions:
60/252 + 112/252 = 60 + 112/252 = 172/252 - 172/252 simplified gives 43/63
- So, 20/84 + 8/18 = 43/63
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