Subtract 16/4 from 3/70, Solve 3/70

Subtract 16/4 from 3/70

1^st number: 3/70, 2^nd number: 4 0/4

3/70 - 16/4 is -277/70.

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 4 is 140

Next, find the equivalent fraction of both fractional numbers with denominator 140
For the 1st fraction, since 70 × 2 = 140,
3/70 = 3 × 2/70 × 2 = 6/140
Likewise, for the 2nd fraction, since 4 × 35 = 140,
16/4 = 16 × 35/4 × 35 = 560/140
Subtract the two like fractions:
6/140 - 560/140 = 6 - 560/140 = -554/140
After reducing the fraction, the answer is -277/70

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