Subtract 3/25 from 9/18, Solve 9/18

Subtract 3/25 from 9/18

9/18 - 3/25 is 19/50.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 25 is 450

Next, find the equivalent fraction of both fractional numbers with denominator 450
For the 1st fraction, since 18 × 25 = 450,
9/18 = 9 × 25/18 × 25 = 225/450
Likewise, for the 2nd fraction, since 25 × 18 = 450,
3/25 = 3 × 18/25 × 18 = 54/450
Subtract the two like fractions:
225/450 - 54/450 = 225 - 54/450 = 171/450
After reducing the fraction, the answer is 19/50

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