Add 14/28 and 42/21, Solve 14/28 + 2 0/21 as a fraction

Add 14/28 and 42/21

1^st number: 14/28, 2^nd number: 2 0/21

14/28 + 42/21 is 5/2.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 21 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 28 × 3 = 84,
14/28 = 14 × 3/28 × 3 = 42/84
Likewise, for the 2nd fraction, since 21 × 4 = 84,
42/21 = 42 × 4/21 × 4 = 168/84
Add the two like fractions:
42/84 + 168/84 = 42 + 168/84 = 210/84
210/84 simplified gives 5/2
So, 14/28 + 42/21 = 5/2
In mixed form: 21/2

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