Add 5/42 and 50/20, Solve 5/42 + 2 10/20 as a fraction

Add 5/42 and 50/20

1^st number: 5/42, 2^nd number: 2 10/20

5/42 + 50/20 is 55/21.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 20 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 42 × 10 = 420,
5/42 = 5 × 10/42 × 10 = 50/420
Likewise, for the 2nd fraction, since 20 × 21 = 420,
50/20 = 50 × 21/20 × 21 = 1050/420
Add the two like fractions:
50/420 + 1050/420 = 50 + 1050/420 = 1100/420
1100/420 simplified gives 55/21
So, 5/42 + 50/20 = 55/21
In mixed form: 213/21

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