Add 8/28 and 21/18, Solve 8/28 + 1 3/18 as a fraction

Add 8/28 and 21/18

1^st number: 8/28, 2^nd number: 1 3/18

8/28 + 21/18 is 61/42.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 18 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 28 × 9 = 252,
8/28 = 8 × 9/28 × 9 = 72/252
Likewise, for the 2nd fraction, since 18 × 14 = 252,
21/18 = 21 × 14/18 × 14 = 294/252
Add the two like fractions:
72/252 + 294/252 = 72 + 294/252 = 366/252
366/252 simplified gives 61/42
So, 8/28 + 21/18 = 61/42
In mixed form: 119/42

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