Add 21/18 and 6/14, Solve 1 3/18 + 6/14 as a fraction

Add 21/18 and 6/14

1^st number: 1 3/18, 2^nd number: 6/14

21/18 + 6/14 is 67/42.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 14 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 18 × 7 = 126,
21/18 = 21 × 7/18 × 7 = 147/126
Likewise, for the 2nd fraction, since 14 × 9 = 126,
6/14 = 6 × 9/14 × 9 = 54/126
Add the two like fractions:
147/126 + 54/126 = 147 + 54/126 = 201/126
201/126 simplified gives 67/42
So, 21/18 + 6/14 = 67/42
In mixed form: 125/42

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