Add 42/6 and 81/63
1st number: 7 0/6, 2nd number: 1 18/63
42/6 + 81/63 is 58/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 6 × 21 = 126,
42/6 = 42 × 21/6 × 21 = 882/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
81/63 = 81 × 2/63 × 2 = 162/126 - Add the two like fractions:
882/126 + 162/126 = 882 + 162/126 = 1044/126 - 1044/126 simplified gives 58/7
- So, 42/6 + 81/63 = 58/7
In mixed form: 82/7
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