Subtract 18/96 from 3/70, Solve 3/70

Subtract 18/96 from 3/70

3/70 - 18/96 is -81/560.

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 96 is 3360

Next, find the equivalent fraction of both fractional numbers with denominator 3360
For the 1st fraction, since 70 × 48 = 3360,
3/70 = 3 × 48/70 × 48 = 144/3360
Likewise, for the 2nd fraction, since 96 × 35 = 3360,
18/96 = 18 × 35/96 × 35 = 630/3360
Subtract the two like fractions:
144/3360 - 630/3360 = 144 - 630/3360 = -486/3360
After reducing the fraction, the answer is -81/560

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