Add 63/3 and 20/42
1st number: 21 0/3, 2nd number: 20/42
63/3 + 20/42 is 451/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 3 × 14 = 42,
63/3 = 63 × 14/3 × 14 = 882/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
20/42 = 20 × 1/42 × 1 = 20/42 - Add the two like fractions:
882/42 + 20/42 = 882 + 20/42 = 902/42 - 902/42 simplified gives 451/21
- So, 63/3 + 20/42 = 451/21
In mixed form: 2110/21
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