Add 15/3 and 42/15
1st number: 5 0/3, 2nd number: 2 12/15
15/3 + 42/15 is 39/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 15 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 3 × 5 = 15,
15/3 = 15 × 5/3 × 5 = 75/15 - Likewise, for the 2nd fraction, since 15 × 1 = 15,
42/15 = 42 × 1/15 × 1 = 42/15 - Add the two like fractions:
75/15 + 42/15 = 75 + 42/15 = 117/15 - 117/15 simplified gives 39/5
- So, 15/3 + 42/15 = 39/5
In mixed form: 74/5
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