Subtract 12/20 from 4/25
4/25 - 12/20 is -11/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 20 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 25 × 4 = 100,
4/25 = 4 × 4/25 × 4 = 16/100 - Likewise, for the 2nd fraction, since 20 × 5 = 100,
12/20 = 12 × 5/20 × 5 = 60/100 - Subtract the two like fractions:
16/100 - 60/100 = 16 - 60/100 = -44/100 - After reducing the fraction, the answer is -11/25
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