Subtract 54/56 from 4/5
4/5 - 54/56 is -23/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 5 × 56 = 280,
4/5 = 4 × 56/5 × 56 = 224/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
54/56 = 54 × 5/56 × 5 = 270/280 - Subtract the two like fractions:
224/280 - 270/280 = 224 - 270/280 = -46/280 - After reducing the fraction, the answer is -23/140
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