Add 28/2 and 21/18
1st number: 14 0/2, 2nd number: 1 3/18
28/2 + 21/18 is 91/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 2 × 9 = 18,
28/2 = 28 × 9/2 × 9 = 252/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
21/18 = 21 × 1/18 × 1 = 21/18 - Add the two like fractions:
252/18 + 21/18 = 252 + 21/18 = 273/18 - 273/18 simplified gives 91/6
- So, 28/2 + 21/18 = 91/6
In mixed form: 151/6
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