Add 84/15 and 15/63
1st number: 5 9/15, 2nd number: 15/63
84/15 + 15/63 is 613/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 15 × 21 = 315,
84/15 = 84 × 21/15 × 21 = 1764/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
15/63 = 15 × 5/63 × 5 = 75/315 - Add the two like fractions:
1764/315 + 75/315 = 1764 + 75/315 = 1839/315 - 1839/315 simplified gives 613/105
- So, 84/15 + 15/63 = 613/105
In mixed form: 588/105
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