Subtract 40/6 from 12/18
1st number: 12/18, 2nd number: 6 4/6
12/18 - 40/6 is -6/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 6 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
12/18 = 12 × 1/18 × 1 = 12/18 - Likewise, for the 2nd fraction, since 6 × 3 = 18,
40/6 = 40 × 3/6 × 3 = 120/18 - Subtract the two like fractions:
12/18 - 120/18 = 12 - 120/18 = -108/18 - After reducing the fraction, the answer is -6/1
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