Subtract 3/20 from 9/75
9/75 - 3/20 is -3/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 20 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
9/75 = 9 × 4/75 × 4 = 36/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
3/20 = 3 × 15/20 × 15 = 45/300 - Subtract the two like fractions:
36/300 - 45/300 = 36 - 45/300 = -9/300 - After reducing the fraction, the answer is -3/100
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