Add 42/70 and 81/35, Solve 42/70 + 2 11/35 as a fraction

Add 42/70 and 81/35

1^st number: 42/70, 2^nd number: 2 11/35

42/70 + 81/35 is 102/35.

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 35 is 70

Next, find the equivalent fraction of both fractional numbers with denominator 70
For the 1st fraction, since 70 × 1 = 70,
42/70 = 42 × 1/70 × 1 = 42/70
Likewise, for the 2nd fraction, since 35 × 2 = 70,
81/35 = 81 × 2/35 × 2 = 162/70
Add the two like fractions:
42/70 + 162/70 = 42 + 162/70 = 204/70
204/70 simplified gives 102/35
So, 42/70 + 81/35 = 102/35
In mixed form: 232/35

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