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

Add 14/21 and 21/18

1^st number: 14/21, 2^nd number: 1 3/18

14/21 + 21/18 is 11/6.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 18 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 21 × 6 = 126,
14/21 = 14 × 6/21 × 6 = 84/126
Likewise, for the 2nd fraction, since 18 × 7 = 126,
21/18 = 21 × 7/18 × 7 = 147/126
Add the two like fractions:
84/126 + 147/126 = 84 + 147/126 = 231/126
231/126 simplified gives 11/6
So, 14/21 + 21/18 = 11/6
In mixed form: 15/6

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