Subtract 54/72 from 15/6
1st number: 2 3/6, 2nd number: 54/72
15/6 - 54/72 is 7/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 6 × 12 = 72,
15/6 = 15 × 12/6 × 12 = 180/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
54/72 = 54 × 1/72 × 1 = 54/72 - Subtract the two like fractions:
180/72 - 54/72 = 180 - 54/72 = 126/72 - After reducing the fraction, the answer is 7/4
- In mixed form: 13/4
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