Subtract 12/75 from 6/42
6/42 - 12/75 is -3/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 75 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
6/42 = 6 × 25/42 × 25 = 150/1050 - Likewise, for the 2nd fraction, since 75 × 14 = 1050,
12/75 = 12 × 14/75 × 14 = 168/1050 - Subtract the two like fractions:
150/1050 - 168/1050 = 150 - 168/1050 = -18/1050 - After reducing the fraction, the answer is -3/175
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