Add 18/4 and 15/14
1st number: 4 2/4, 2nd number: 1 1/14
18/4 + 15/14 is 39/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 14 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
18/4 = 18 × 7/4 × 7 = 126/28 - Likewise, for the 2nd fraction, since 14 × 2 = 28,
15/14 = 15 × 2/14 × 2 = 30/28 - Add the two like fractions:
126/28 + 30/28 = 126 + 30/28 = 156/28 - 156/28 simplified gives 39/7
- So, 18/4 + 15/14 = 39/7
In mixed form: 54/7
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