Add 35/10 and 1/42, Solve 3 5/10 + 1/42 as a fraction

Add 35/10 and 1/42

1^st number: 3 5/10, 2^nd number: 1/42

35/10 + 1/42 is 74/21.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 42 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 10 × 21 = 210,
35/10 = 35 × 21/10 × 21 = 735/210
Likewise, for the 2nd fraction, since 42 × 5 = 210,
1/42 = 1 × 5/42 × 5 = 5/210
Add the two like fractions:
735/210 + 5/210 = 735 + 5/210 = 740/210
740/210 simplified gives 74/21
So, 35/10 + 1/42 = 74/21
In mixed form: 311/21

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