Subtract 27/70 from 4/16, Solve 4/16

Subtract 27/70 from 4/16

4/16 - 27/70 is -19/140.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 70 is 560

Next, find the equivalent fraction of both fractional numbers with denominator 560
For the 1st fraction, since 16 × 35 = 560,
4/16 = 4 × 35/16 × 35 = 140/560
Likewise, for the 2nd fraction, since 70 × 8 = 560,
27/70 = 27 × 8/70 × 8 = 216/560
Subtract the two like fractions:
140/560 - 216/560 = 140 - 216/560 = -76/560
After reducing the fraction, the answer is -19/140

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