Add 72/63 and 14/15
1st number: 1 9/63, 2nd number: 14/15
72/63 + 14/15 is 218/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 15 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
72/63 = 72 × 5/63 × 5 = 360/315 - Likewise, for the 2nd fraction, since 15 × 21 = 315,
14/15 = 14 × 21/15 × 21 = 294/315 - Add the two like fractions:
360/315 + 294/315 = 360 + 294/315 = 654/315 - 654/315 simplified gives 218/105
- So, 72/63 + 14/15 = 218/105
In mixed form: 28/105
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