Subtract 63/75 from 8/40
8/40 - 63/75 is -16/25.
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,
8/40 = 8 × 15/40 × 15 = 120/600 - Likewise, for the 2nd fraction, since 75 × 8 = 600,
63/75 = 63 × 8/75 × 8 = 504/600 - Subtract the two like fractions:
120/600 - 504/600 = 120 - 504/600 = -384/600 - After reducing the fraction, the answer is -16/25
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