Subtract 21/50 from 9/15
9/15 - 21/50 is 9/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 15 × 10 = 150,
9/15 = 9 × 10/15 × 10 = 90/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
21/50 = 21 × 3/50 × 3 = 63/150 - Subtract the two like fractions:
90/150 - 63/150 = 90 - 63/150 = 27/150 - After reducing the fraction, the answer is 9/50
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