Add 10/15 and 9/84
10/15 + 9/84 is 65/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 15 × 28 = 420,
10/15 = 10 × 28/15 × 28 = 280/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
9/84 = 9 × 5/84 × 5 = 45/420 - Add the two like fractions:
280/420 + 45/420 = 280 + 45/420 = 325/420 - 325/420 simplified gives 65/84
- So, 10/15 + 9/84 = 65/84
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