Add 18/63 and 20/14
1st number: 18/63, 2nd number: 1 6/14
18/63 + 20/14 is 12/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
18/63 = 18 × 2/63 × 2 = 36/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
20/14 = 20 × 9/14 × 9 = 180/126 - Add the two like fractions:
36/126 + 180/126 = 36 + 180/126 = 216/126 - 216/126 simplified gives 12/7
- So, 18/63 + 20/14 = 12/7
In mixed form: 15/7
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