Subtract 40/20 from 12/24
1st number: 12/24, 2nd number: 2 0/20
12/24 - 40/20 is -3/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 20 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
12/24 = 12 × 5/24 × 5 = 60/120 - Likewise, for the 2nd fraction, since 20 × 6 = 120,
40/20 = 40 × 6/20 × 6 = 240/120 - Subtract the two like fractions:
60/120 - 240/120 = 60 - 240/120 = -180/120 - After reducing the fraction, the answer is -3/2
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