Subtract 5/18 from 30/56, Solve 30/56

Subtract 5/18 from 30/56

30/56 - 5/18 is 65/252.

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

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 56 × 9 = 504,
30/56 = 30 × 9/56 × 9 = 270/504
Likewise, for the 2nd fraction, since 18 × 28 = 504,
5/18 = 5 × 28/18 × 28 = 140/504
Subtract the two like fractions:
270/504 - 140/504 = 270 - 140/504 = 130/504
After reducing the fraction, the answer is 65/252

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