Add 27/15 and 12/70, Solve 1 12/15 + 12/70 as a fraction

Add 27/15 and 12/70

1^st number: 1 12/15, 2^nd number: 12/70

27/15 + 12/70 is 69/35.

Find the least common denominator or LCM of the two denominators:
LCM of 15 and 70 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 15 × 14 = 210,
27/15 = 27 × 14/15 × 14 = 378/210
Likewise, for the 2nd fraction, since 70 × 3 = 210,
12/70 = 12 × 3/70 × 3 = 36/210
Add the two like fractions:
378/210 + 36/210 = 378 + 36/210 = 414/210
414/210 simplified gives 69/35
So, 27/15 + 12/70 = 69/35
In mixed form: 134/35

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