Subtract 20/4 from 1/54
1st number: 1/54, 2nd number: 5 0/4
1/54 - 20/4 is -269/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 4 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
1/54 = 1 × 2/54 × 2 = 2/108 - Likewise, for the 2nd fraction, since 4 × 27 = 108,
20/4 = 20 × 27/4 × 27 = 540/108 - Subtract the two like fractions:
2/108 - 540/108 = 2 - 540/108 = -538/108 - After reducing the fraction, the answer is -269/54
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