Subtract 15/25 from 2/90
2/90 - 15/25 is -26/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 25 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 90 × 5 = 450,
2/90 = 2 × 5/90 × 5 = 10/450 - Likewise, for the 2nd fraction, since 25 × 18 = 450,
15/25 = 15 × 18/25 × 18 = 270/450 - Subtract the two like fractions:
10/450 - 270/450 = 10 - 270/450 = -260/450 - After reducing the fraction, the answer is -26/45
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