Subtract 90/54 from 3/25, Solve 3/25

Subtract 90/54 from 3/25

1^st number: 3/25, 2^nd number: 1 36/54

3/25 - 90/54 is -116/75.

Find the least common denominator or LCM of the two denominators:
LCM of 25 and 54 is 1350

Next, find the equivalent fraction of both fractional numbers with denominator 1350
For the 1st fraction, since 25 × 54 = 1350,
3/25 = 3 × 54/25 × 54 = 162/1350
Likewise, for the 2nd fraction, since 54 × 25 = 1350,
90/54 = 90 × 25/54 × 25 = 2250/1350
Subtract the two like fractions:
162/1350 - 2250/1350 = 162 - 2250/1350 = -2088/1350
After reducing the fraction, the answer is -116/75

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