Subtract 28/75 from 15/50
15/50 - 28/75 is -11/150.
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,
15/50 = 15 × 3/50 × 3 = 45/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
28/75 = 28 × 2/75 × 2 = 56/150 - Subtract the two like fractions:
45/150 - 56/150 = 45 - 56/150 = -11/150
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