Add 70/10 and 8/42, Solve 7 0/10 + 8/42 as a fraction

Add 70/10 and 8/42

1^st number: 7 0/10, 2^nd number: 8/42

70/10 + 8/42 is 151/21.

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,
70/10 = 70 × 21/10 × 21 = 1470/210
Likewise, for the 2nd fraction, since 42 × 5 = 210,
8/42 = 8 × 5/42 × 5 = 40/210
Add the two like fractions:
1470/210 + 40/210 = 1470 + 40/210 = 1510/210
1510/210 simplified gives 151/21
So, 70/10 + 8/42 = 151/21
In mixed form: 74/21

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