Add 30/84 and 20/36
30/84 + 20/36 is 115/126.
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,
30/84 = 30 × 3/84 × 3 = 90/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
20/36 = 20 × 7/36 × 7 = 140/252 - Add the two like fractions:
90/252 + 140/252 = 90 + 140/252 = 230/252 - 230/252 simplified gives 115/126
- So, 30/84 + 20/36 = 115/126
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