Add 18/2 and 21/14
1st number: 9 0/2, 2nd number: 1 7/14
18/2 + 21/14 is 21/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 14 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
18/2 = 18 × 7/2 × 7 = 126/14 - Likewise, for the 2nd fraction, since 14 × 1 = 14,
21/14 = 21 × 1/14 × 1 = 21/14 - Add the two like fractions:
126/14 + 21/14 = 126 + 21/14 = 147/14 - 147/14 simplified gives 21/2
- So, 18/2 + 21/14 = 21/2
In mixed form: 101/2
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