Add 45/15 and 20/63
1st number: 3 0/15, 2nd number: 20/63
45/15 + 20/63 is 209/63.
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,
45/15 = 45 × 21/15 × 21 = 945/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
20/63 = 20 × 5/63 × 5 = 100/315 - Add the two like fractions:
945/315 + 100/315 = 945 + 100/315 = 1045/315 - 1045/315 simplified gives 209/63
- So, 45/15 + 20/63 = 209/63
In mixed form: 320/63
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