Subtract 7/70 from 1/16, Solve 1/16

Subtract 7/70 from 1/16

1/16 - 7/70 is -3/80.

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,
1/16 = 1 × 35/16 × 35 = 35/560
Likewise, for the 2nd fraction, since 70 × 8 = 560,
7/70 = 7 × 8/70 × 8 = 56/560
Subtract the two like fractions:
35/560 - 56/560 = 35 - 56/560 = -21/560
After reducing the fraction, the answer is -3/80

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