Subtract 8/56 from 5/18, Solve 5/18

Subtract 8/56 from 5/18

5/18 - 8/56 is 17/126.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 56 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 18 × 28 = 504,
5/18 = 5 × 28/18 × 28 = 140/504
Likewise, for the 2nd fraction, since 56 × 9 = 504,
8/56 = 8 × 9/56 × 9 = 72/504
Subtract the two like fractions:
140/504 - 72/504 = 140 - 72/504 = 68/504
After reducing the fraction, the answer is 17/126

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