Add 72/5 and 20/63
1st number: 14 2/5, 2nd number: 20/63
72/5 + 20/63 is 4636/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 5 × 63 = 315,
72/5 = 72 × 63/5 × 63 = 4536/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
20/63 = 20 × 5/63 × 5 = 100/315 - Add the two like fractions:
4536/315 + 100/315 = 4536 + 100/315 = 4636/315 - So, 72/5 + 20/63 = 4636/315
In mixed form: 14226/315
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