Subtract 72/50 from 3/18, Solve 3/18

Subtract 72/50 from 3/18

1^st number: 3/18, 2^nd number: 1 22/50

3/18 - 72/50 is -191/150.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 50 is 450

Next, find the equivalent fraction of both fractional numbers with denominator 450
For the 1st fraction, since 18 × 25 = 450,
3/18 = 3 × 25/18 × 25 = 75/450
Likewise, for the 2nd fraction, since 50 × 9 = 450,
72/50 = 72 × 9/50 × 9 = 648/450
Subtract the two like fractions:
75/450 - 648/450 = 75 - 648/450 = -573/450
After reducing the fraction, the answer is -191/150

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