Add 20/14 and 18/63, Solve 1 6/14 + 18/63 as a fraction

Add 20/14 and 18/63

1^st number: 1 6/14, 2^nd number: 18/63

20/14 + 18/63 is 12/7.

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,
20/14 = 20 × 9/14 × 9 = 180/126
Likewise, for the 2nd fraction, since 63 × 2 = 126,
18/63 = 18 × 2/63 × 2 = 36/126
Add the two like fractions:
180/126 + 36/126 = 180 + 36/126 = 216/126
216/126 simplified gives 12/7
So, 20/14 + 18/63 = 12/7
In mixed form: 15/7

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