Add 81/42 and 56/14
1st number: 1 39/42, 2nd number: 4 0/14
81/42 + 56/14 is 83/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
81/42 = 81 × 1/42 × 1 = 81/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
56/14 = 56 × 3/14 × 3 = 168/42 - Add the two like fractions:
81/42 + 168/42 = 81 + 168/42 = 249/42 - 249/42 simplified gives 83/14
- So, 81/42 + 56/14 = 83/14
In mixed form: 513/14
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