Subtract 42/50 from 9/12
9/12 - 42/50 is -9/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 50 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 12 × 25 = 300,
9/12 = 9 × 25/12 × 25 = 225/300 - Likewise, for the 2nd fraction, since 50 × 6 = 300,
42/50 = 42 × 6/50 × 6 = 252/300 - Subtract the two like fractions:
225/300 - 252/300 = 225 - 252/300 = -27/300 - After reducing the fraction, the answer is -9/100
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