Add 5/42 and 81/7
1st number: 5/42, 2nd number: 11 4/7
5/42 + 81/7 is 491/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 7 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
5/42 = 5 × 1/42 × 1 = 5/42 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
81/7 = 81 × 6/7 × 6 = 486/42 - Add the two like fractions:
5/42 + 486/42 = 5 + 486/42 = 491/42 - So, 5/42 + 81/7 = 491/42
In mixed form: 1129/42
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