Subtract 84/42 from 49/60
1st number: 49/60, 2nd number: 2 0/42
49/60 - 84/42 is -71/60.
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,
49/60 = 49 × 7/60 × 7 = 343/420 - Likewise, for the 2nd fraction, since 42 × 10 = 420,
84/42 = 84 × 10/42 × 10 = 840/420 - Subtract the two like fractions:
343/420 - 840/420 = 343 - 840/420 = -497/420 - After reducing the fraction, the answer is -71/60
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Related: 98/60-84/42