Add 16/84 and 5/15
16/84 + 5/15 is 11/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 15 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
16/84 = 16 × 5/84 × 5 = 80/420 - Likewise, for the 2nd fraction, since 15 × 28 = 420,
5/15 = 5 × 28/15 × 28 = 140/420 - Add the two like fractions:
80/420 + 140/420 = 80 + 140/420 = 220/420 - 220/420 simplified gives 11/21
- So, 16/84 + 5/15 = 11/21
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