Subtract 84/18 from 40/60
1st number: 40/60, 2nd number: 4 12/18
40/60 - 84/18 is -4/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 18 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 60 × 3 = 180,
40/60 = 40 × 3/60 × 3 = 120/180 - Likewise, for the 2nd fraction, since 18 × 10 = 180,
84/18 = 84 × 10/18 × 10 = 840/180 - Subtract the two like fractions:
120/180 - 840/180 = 120 - 840/180 = -720/180 - After reducing the fraction, the answer is -4/1
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