Subtract 24/42 from 3/60
3/60 - 24/42 is -73/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 42 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
3/60 = 3 × 7/60 × 7 = 21/420 - Likewise, for the 2nd fraction, since 42 × 10 = 420,
24/42 = 24 × 10/42 × 10 = 240/420 - Subtract the two like fractions:
21/420 - 240/420 = 21 - 240/420 = -219/420 - After reducing the fraction, the answer is -73/140
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