Add 63/3 and 18/28, Solve 21 0/3 + 18/28 as a fraction

Add 63/3 and 18/28

1^st number: 21 0/3, 2^nd number: 18/28

63/3 + 18/28 is 303/14.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 28 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 3 × 28 = 84,
63/3 = 63 × 28/3 × 28 = 1764/84
Likewise, for the 2nd fraction, since 28 × 3 = 84,
18/28 = 18 × 3/28 × 3 = 54/84
Add the two like fractions:
1764/84 + 54/84 = 1764 + 54/84 = 1818/84
1818/84 simplified gives 303/14
So, 63/3 + 18/28 = 303/14
In mixed form: 219/14

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