Subtract 12/54 from 28/15
1st number: 1 13/15, 2nd number: 12/54
28/15 - 12/54 is 74/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 15 × 18 = 270,
28/15 = 28 × 18/15 × 18 = 504/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
12/54 = 12 × 5/54 × 5 = 60/270 - Subtract the two like fractions:
504/270 - 60/270 = 504 - 60/270 = 444/270 - After reducing the fraction, the answer is 74/45
- In mixed form: 129/45
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