Add 3/42 and 81/35, Solve 3/42 + 2 11/35 as a fraction

Add 3/42 and 81/35

1^st number: 3/42, 2^nd number: 2 11/35

3/42 + 81/35 is 167/70.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 35 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 42 × 5 = 210,
3/42 = 3 × 5/42 × 5 = 15/210
Likewise, for the 2nd fraction, since 35 × 6 = 210,
81/35 = 81 × 6/35 × 6 = 486/210
Add the two like fractions:
15/210 + 486/210 = 15 + 486/210 = 501/210
501/210 simplified gives 167/70
So, 3/42 + 81/35 = 167/70
In mixed form: 227/70

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