Add 56/5 and 42/81
1st number: 11 1/5, 2nd number: 42/81
56/5 + 42/81 is 1582/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 81 is 405
Next, find the equivalent fraction of both fractional numbers with denominator 405 - For the 1st fraction, since 5 × 81 = 405,
56/5 = 56 × 81/5 × 81 = 4536/405 - Likewise, for the 2nd fraction, since 81 × 5 = 405,
42/81 = 42 × 5/81 × 5 = 210/405 - Add the two like fractions:
4536/405 + 210/405 = 4536 + 210/405 = 4746/405 - 4746/405 simplified gives 1582/135
- So, 56/5 + 42/81 = 1582/135
In mixed form: 1197/135
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