Add 90/21 and 10/56, Solve 4 6/21 + 10/56 as a fraction

Add 90/21 and 10/56

1^st number: 4 6/21, 2^nd number: 10/56

90/21 + 10/56 is 125/28.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 56 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 21 × 8 = 168,
90/21 = 90 × 8/21 × 8 = 720/168
Likewise, for the 2nd fraction, since 56 × 3 = 168,
10/56 = 10 × 3/56 × 3 = 30/168
Add the two like fractions:
720/168 + 30/168 = 720 + 30/168 = 750/168
750/168 simplified gives 125/28
So, 90/21 + 10/56 = 125/28
In mixed form: 413/28

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