Subtract 10/75 from 4/40
4/40 - 10/75 is -1/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 75 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 40 × 15 = 600,
4/40 = 4 × 15/40 × 15 = 60/600 - Likewise, for the 2nd fraction, since 75 × 8 = 600,
10/75 = 10 × 8/75 × 8 = 80/600 - Subtract the two like fractions:
60/600 - 80/600 = 60 - 80/600 = -20/600 - After reducing the fraction, the answer is -1/30
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