Add 49/84 and 54/15
1st number: 49/84, 2nd number: 3 9/15
49/84 + 54/15 is 251/60.
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,
54/15 = 54 × 28/15 × 28 = 1512/420 - Add the two like fractions:
245/420 + 1512/420 = 245 + 1512/420 = 1757/420 - 1757/420 simplified gives 251/60
- So, 49/84 + 54/15 = 251/60
In mixed form: 411/60
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