Subtract 81/54 from 2/8
1st number: 2/8, 2nd number: 1 27/54
2/8 - 81/54 is -5/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 8 × 27 = 216,
2/8 = 2 × 27/8 × 27 = 54/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
81/54 = 81 × 4/54 × 4 = 324/216 - Subtract the two like fractions:
54/216 - 324/216 = 54 - 324/216 = -270/216 - After reducing the fraction, the answer is -5/4
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