Subtract 27/18 from 15/50, Solve 15/50

Subtract 27/18 from 15/50

1^st number: 15/50, 2^nd number: 1 9/18

15/50 - 27/18 is -6/5.

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

Next, find the equivalent fraction of both fractional numbers with denominator 450
For the 1st fraction, since 50 × 9 = 450,
15/50 = 15 × 9/50 × 9 = 135/450
Likewise, for the 2nd fraction, since 18 × 25 = 450,
27/18 = 27 × 25/18 × 25 = 675/450
Subtract the two like fractions:
135/450 - 675/450 = 135 - 675/450 = -540/450
After reducing the fraction, the answer is -6/5

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