Add 18/27 and 15/84
18/27 + 15/84 is 71/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 84 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 27 × 28 = 756,
18/27 = 18 × 28/27 × 28 = 504/756 - Likewise, for the 2nd fraction, since 84 × 9 = 756,
15/84 = 15 × 9/84 × 9 = 135/756 - Add the two like fractions:
504/756 + 135/756 = 504 + 135/756 = 639/756 - 639/756 simplified gives 71/84
- So, 18/27 + 15/84 = 71/84
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