Add 42/5 and 56/70, Solve 8 2/5 + 56/70 as a fraction

Add 42/5 and 56/70

1^st number: 8 2/5, 2^nd number: 56/70

42/5 + 56/70 is 46/5.

Find the least common denominator or LCM of the two denominators:
LCM of 5 and 70 is 70

Next, find the equivalent fraction of both fractional numbers with denominator 70
For the 1st fraction, since 5 × 14 = 70,
42/5 = 42 × 14/5 × 14 = 588/70
Likewise, for the 2nd fraction, since 70 × 1 = 70,
56/70 = 56 × 1/70 × 1 = 56/70
Add the two like fractions:
588/70 + 56/70 = 588 + 56/70 = 644/70
644/70 simplified gives 46/5
So, 42/5 + 56/70 = 46/5
In mixed form: 91/5

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