Add 20/15 and 81/5
1st number: 1 5/15, 2nd number: 16 1/5
20/15 + 81/5 is 263/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 5 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 15 × 1 = 15,
20/15 = 20 × 1/15 × 1 = 20/15 - Likewise, for the 2nd fraction, since 5 × 3 = 15,
81/5 = 81 × 3/5 × 3 = 243/15 - Add the two like fractions:
20/15 + 243/15 = 20 + 243/15 = 263/15 - So, 20/15 + 81/5 = 263/15
In mixed form: 178/15
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