Subtract 81/10 from 2/54
1st number: 2/54, 2nd number: 8 1/10
2/54 - 81/10 is -2177/270.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 10 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
2/54 = 2 × 5/54 × 5 = 10/270 - Likewise, for the 2nd fraction, since 10 × 27 = 270,
81/10 = 81 × 27/10 × 27 = 2187/270 - Subtract the two like fractions:
10/270 - 2187/270 = 10 - 2187/270 = -2177/270
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