Add 16/70 and 42/10, Solve 16/70 + 4 2/10 as a fraction

Add 16/70 and 42/10

1^st number: 16/70, 2^nd number: 4 2/10

16/70 + 42/10 is 31/7.

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 10 is 70

Next, find the equivalent fraction of both fractional numbers with denominator 70
For the 1st fraction, since 70 × 1 = 70,
16/70 = 16 × 1/70 × 1 = 16/70
Likewise, for the 2nd fraction, since 10 × 7 = 70,
42/10 = 42 × 7/10 × 7 = 294/70
Add the two like fractions:
16/70 + 294/70 = 16 + 294/70 = 310/70
310/70 simplified gives 31/7
So, 16/70 + 42/10 = 31/7
In mixed form: 43/7

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