Add 49/84 and 12/15
49/84 + 12/15 is 83/60.
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,
49/84 = 49 × 5/84 × 5 = 245/420 - Likewise, for the 2nd fraction, since 15 × 28 = 420,
12/15 = 12 × 28/15 × 28 = 336/420 - Add the two like fractions:
245/420 + 336/420 = 245 + 336/420 = 581/420 - 581/420 simplified gives 83/60
- So, 49/84 + 12/15 = 83/60
In mixed form: 123/60
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