Add 12/3 and 20/63
1st number: 4 0/3, 2nd number: 20/63
12/3 + 20/63 is 272/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 3 × 21 = 63,
12/3 = 12 × 21/3 × 21 = 252/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
20/63 = 20 × 1/63 × 1 = 20/63 - Add the two like fractions:
252/63 + 20/63 = 252 + 20/63 = 272/63 - So, 12/3 + 20/63 = 272/63
In mixed form: 420/63
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