Add 18/14 and 84/63
1st number: 1 4/14, 2nd number: 1 21/63
18/14 + 84/63 is 55/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
18/14 = 18 × 9/14 × 9 = 162/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
84/63 = 84 × 2/63 × 2 = 168/126 - Add the two like fractions:
162/126 + 168/126 = 162 + 168/126 = 330/126 - 330/126 simplified gives 55/21
- So, 18/14 + 84/63 = 55/21
In mixed form: 213/21
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