Add 14/12 and 9/70, Solve 1 2/12 + 9/70 as a fraction

Add 14/12 and 9/70

1^st number: 1 2/12, 2^nd number: 9/70

14/12 + 9/70 is 136/105.

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

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 12 × 35 = 420,
14/12 = 14 × 35/12 × 35 = 490/420
Likewise, for the 2nd fraction, since 70 × 6 = 420,
9/70 = 9 × 6/70 × 6 = 54/420
Add the two like fractions:
490/420 + 54/420 = 490 + 54/420 = 544/420
544/420 simplified gives 136/105
So, 14/12 + 9/70 = 136/105
In mixed form: 131/105

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