Subtract 40/54 from 54/30
1st number: 1 24/30, 2nd number: 40/54
54/30 - 40/54 is 143/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 30 × 9 = 270,
54/30 = 54 × 9/30 × 9 = 486/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
40/54 = 40 × 5/54 × 5 = 200/270 - Subtract the two like fractions:
486/270 - 200/270 = 486 - 200/270 = 286/270 - After reducing the fraction, the answer is 143/135
- In mixed form: 18/135
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