Subtract 12/54 from 40/30
1st number: 1 10/30, 2nd number: 12/54
40/30 - 12/54 is 10/9.
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,
40/30 = 40 × 9/30 × 9 = 360/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
12/54 = 12 × 5/54 × 5 = 60/270 - Subtract the two like fractions:
360/270 - 60/270 = 360 - 60/270 = 300/270 - After reducing the fraction, the answer is 10/9
- In mixed form: 11/9
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