Add 63/3 and 81/42
1st number: 21 0/3, 2nd number: 1 39/42
63/3 + 81/42 is 321/14.
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,
81/42 = 81 × 1/42 × 1 = 81/42 - Add the two like fractions:
882/42 + 81/42 = 882 + 81/42 = 963/42 - 963/42 simplified gives 321/14
- So, 63/3 + 81/42 = 321/14
In mixed form: 2213/14
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