Add 50/42 and 20/5, Solve 1 8/42 + 4 0/5 as a fraction

Add 50/42 and 20/5

1^st number: 1 8/42, 2^nd number: 4 0/5

50/42 + 20/5 is 109/21.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 5 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 42 × 5 = 210,
50/42 = 50 × 5/42 × 5 = 250/210
Likewise, for the 2nd fraction, since 5 × 42 = 210,
20/5 = 20 × 42/5 × 42 = 840/210
Add the two like fractions:
250/210 + 840/210 = 250 + 840/210 = 1090/210
1090/210 simplified gives 109/21
So, 50/42 + 20/5 = 109/21
In mixed form: 54/21

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