Add 80/6 and 21/18
1st number: 13 2/6, 2nd number: 1 3/18
80/6 + 21/18 is 29/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 6 × 3 = 18,
80/6 = 80 × 3/6 × 3 = 240/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
21/18 = 21 × 1/18 × 1 = 21/18 - Add the two like fractions:
240/18 + 21/18 = 240 + 21/18 = 261/18 - 261/18 simplified gives 29/2
- So, 80/6 + 21/18 = 29/2
In mixed form: 141/2
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