Subtract 84/60 from 45/84
1st number: 45/84, 2nd number: 1 24/60
45/84 - 84/60 is -121/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
45/84 = 45 × 5/84 × 5 = 225/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
84/60 = 84 × 7/60 × 7 = 588/420 - Subtract the two like fractions:
225/420 - 588/420 = 225 - 588/420 = -363/420 - After reducing the fraction, the answer is -121/140
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