Add 20/63 and 21/6
1st number: 20/63, 2nd number: 3 3/6
20/63 + 21/6 is 481/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 6 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
20/63 = 20 × 2/63 × 2 = 40/126 - Likewise, for the 2nd fraction, since 6 × 21 = 126,
21/6 = 21 × 21/6 × 21 = 441/126 - Add the two like fractions:
40/126 + 441/126 = 40 + 441/126 = 481/126 - So, 20/63 + 21/6 = 481/126
In mixed form: 3103/126
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