Add 18/12 and 16/70, Solve 1 6/12 + 16/70 as a fraction

Add 18/12 and 16/70

1^st number: 1 6/12, 2^nd number: 16/70

18/12 + 16/70 is 121/70.

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,
18/12 = 18 × 35/12 × 35 = 630/420
Likewise, for the 2nd fraction, since 70 × 6 = 420,
16/70 = 16 × 6/70 × 6 = 96/420
Add the two like fractions:
630/420 + 96/420 = 630 + 96/420 = 726/420
726/420 simplified gives 121/70
So, 18/12 + 16/70 = 121/70
In mixed form: 151/70

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