Subtract 42/75 from 1/50
1/50 - 42/75 is -27/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 50 × 3 = 150,
1/50 = 1 × 3/50 × 3 = 3/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
42/75 = 42 × 2/75 × 2 = 84/150 - Subtract the two like fractions:
3/150 - 84/150 = 3 - 84/150 = -81/150 - After reducing the fraction, the answer is -27/50
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