Subtract 3/36 from 30/56, Solve 30/56

Subtract 3/36 from 30/56

30/56 - 3/36 is 19/42.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 36 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 36 × 14 = 504,
3/36 = 3 × 14/36 × 14 = 42/504
Subtract the two like fractions:
270/504 - 42/504 = 270 - 42/504 = 228/504
After reducing the fraction, the answer is 19/42

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