Subtract 18/12 from 16/35, Solve 16/35

Subtract 18/12 from 16/35

1^st number: 16/35, 2^nd number: 1 6/12

16/35 - 18/12 is -73/70.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 12 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 35 × 12 = 420,
16/35 = 16 × 12/35 × 12 = 192/420
Likewise, for the 2nd fraction, since 12 × 35 = 420,
18/12 = 18 × 35/12 × 35 = 630/420
Subtract the two like fractions:
192/420 - 630/420 = 192 - 630/420 = -438/420
After reducing the fraction, the answer is -73/70

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