Subtract 21/24 from 42/50
42/50 - 21/24 is -7/200.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 24 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 50 × 12 = 600,
42/50 = 42 × 12/50 × 12 = 504/600 - Likewise, for the 2nd fraction, since 24 × 25 = 600,
21/24 = 21 × 25/24 × 25 = 525/600 - Subtract the two like fractions:
504/600 - 525/600 = 504 - 525/600 = -21/600 - After reducing the fraction, the answer is -7/200
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