Add 12/70 and 84/12, Solve 12/70 + 7 0/12 as a fraction

Add 12/70 and 84/12

1^st number: 12/70, 2^nd number: 7 0/12

12/70 + 84/12 is 251/35.

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 12 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 70 × 6 = 420,
12/70 = 12 × 6/70 × 6 = 72/420
Likewise, for the 2nd fraction, since 12 × 35 = 420,
84/12 = 84 × 35/12 × 35 = 2940/420
Add the two like fractions:
72/420 + 2940/420 = 72 + 2940/420 = 3012/420
3012/420 simplified gives 251/35
So, 12/70 + 84/12 = 251/35
In mixed form: 76/35

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