Add 56/3 and 42/5
1st number: 18 2/3, 2nd number: 8 2/5
56/3 + 42/5 is 406/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 5 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 3 × 5 = 15,
56/3 = 56 × 5/3 × 5 = 280/15 - Likewise, for the 2nd fraction, since 5 × 3 = 15,
42/5 = 42 × 3/5 × 3 = 126/15 - Add the two like fractions:
280/15 + 126/15 = 280 + 126/15 = 406/15 - So, 56/3 + 42/5 = 406/15
In mixed form: 271/15
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