Add 5/3 and 10/42, Solve 1 2/3 + 10/42 as a fraction

Add 5/3 and 10/42

1^st number: 1 2/3, 2^nd number: 10/42

5/3 + 10/42 is 40/21.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 42 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 3 × 14 = 42,
5/3 = 5 × 14/3 × 14 = 70/42
Likewise, for the 2nd fraction, since 42 × 1 = 42,
10/42 = 10 × 1/42 × 1 = 10/42
Add the two like fractions:
70/42 + 10/42 = 70 + 10/42 = 80/42
80/42 simplified gives 40/21
So, 5/3 + 10/42 = 40/21
In mixed form: 119/21

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