Add 9/20 and 27/84
9/20 + 27/84 is 27/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 20 × 21 = 420,
9/20 = 9 × 21/20 × 21 = 189/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
27/84 = 27 × 5/84 × 5 = 135/420 - Add the two like fractions:
189/420 + 135/420 = 189 + 135/420 = 324/420 - 324/420 simplified gives 27/35
- So, 9/20 + 27/84 = 27/35
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