Add 4/56 and 90/27, Solve 4/56 + 3 9/27 as a fraction

Add 4/56 and 90/27

1^st number: 4/56, 2^nd number: 3 9/27

4/56 + 90/27 is 143/42.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 27 is 1512

Next, find the equivalent fraction of both fractional numbers with denominator 1512
For the 1st fraction, since 56 × 27 = 1512,
4/56 = 4 × 27/56 × 27 = 108/1512
Likewise, for the 2nd fraction, since 27 × 56 = 1512,
90/27 = 90 × 56/27 × 56 = 5040/1512
Add the two like fractions:
108/1512 + 5040/1512 = 108 + 5040/1512 = 5148/1512
5148/1512 simplified gives 143/42
So, 4/56 + 90/27 = 143/42
In mixed form: 317/42

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