Subtract 21/75 from 24/42
24/42 - 21/75 is 51/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 75 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
24/42 = 24 × 25/42 × 25 = 600/1050 - Likewise, for the 2nd fraction, since 75 × 14 = 1050,
21/75 = 21 × 14/75 × 14 = 294/1050 - Subtract the two like fractions:
600/1050 - 294/1050 = 600 - 294/1050 = 306/1050 - After reducing the fraction, the answer is 51/175
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