Subtract 30/50 from 15/75
15/75 - 30/50 is -2/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 75 × 2 = 150,
15/75 = 15 × 2/75 × 2 = 30/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
30/50 = 30 × 3/50 × 3 = 90/150 - Subtract the two like fractions:
30/150 - 90/150 = 30 - 90/150 = -60/150 - After reducing the fraction, the answer is -2/5
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