Subtract 28/9 from 40/54
1st number: 40/54, 2nd number: 3 1/9
40/54 - 28/9 is -64/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 9 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 9 × 6 = 54,
28/9 = 28 × 6/9 × 6 = 168/54 - Subtract the two like fractions:
40/54 - 168/54 = 40 - 168/54 = -128/54 - After reducing the fraction, the answer is -64/27
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