Subtract 36/90 from 3/25
3/25 - 36/90 is -7/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 90 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 25 × 18 = 450,
3/25 = 3 × 18/25 × 18 = 54/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
36/90 = 36 × 5/90 × 5 = 180/450 - Subtract the two like fractions:
54/450 - 180/450 = 54 - 180/450 = -126/450 - After reducing the fraction, the answer is -7/25
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