Add 72/63 and 12/5
1st number: 1 9/63, 2nd number: 2 2/5
72/63 + 12/5 is 124/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 5 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 5 × 63 = 315,
12/5 = 12 × 63/5 × 63 = 756/315 - Add the two like fractions:
360/315 + 756/315 = 360 + 756/315 = 1116/315 - 1116/315 simplified gives 124/35
- So, 72/63 + 12/5 = 124/35
In mixed form: 319/35
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