Add 20/15 and 2/63
1st number: 1 5/15, 2nd number: 2/63
20/15 + 2/63 is 86/63.
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,
20/15 = 20 × 21/15 × 21 = 420/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
2/63 = 2 × 5/63 × 5 = 10/315 - Add the two like fractions:
420/315 + 10/315 = 420 + 10/315 = 430/315 - 430/315 simplified gives 86/63
- So, 20/15 + 2/63 = 86/63
In mixed form: 123/63
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