Subtract 9/20 from 10/75
10/75 - 9/20 is -19/60.
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,
10/75 = 10 × 4/75 × 4 = 40/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
9/20 = 9 × 15/20 × 15 = 135/300 - Subtract the two like fractions:
40/300 - 135/300 = 40 - 135/300 = -95/300 - After reducing the fraction, the answer is -19/60
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