Subtract 42/6 from 40/54
1st number: 40/54, 2nd number: 7 0/6
40/54 - 42/6 is -169/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 6 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
40/54 = 40 × 1/54 × 1 = 40/54 - Likewise, for the 2nd fraction, since 6 × 9 = 54,
42/6 = 42 × 9/6 × 9 = 378/54 - Subtract the two like fractions:
40/54 - 378/54 = 40 - 378/54 = -338/54 - After reducing the fraction, the answer is -169/27
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