Add 27/21 and 10/4, Solve 1 6/21 + 2 2/4 as a fraction

Add 27/21 and 10/4

1^st number: 1 6/21, 2^nd number: 2 2/4

27/21 + 10/4 is 53/14.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 4 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 21 × 4 = 84,
27/21 = 27 × 4/21 × 4 = 108/84
Likewise, for the 2nd fraction, since 4 × 21 = 84,
10/4 = 10 × 21/4 × 21 = 210/84
Add the two like fractions:
108/84 + 210/84 = 108 + 210/84 = 318/84
318/84 simplified gives 53/14
So, 27/21 + 10/4 = 53/14
In mixed form: 311/14

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