Subtract 63/20 from 54/56
1st number: 54/56, 2nd number: 3 3/20
54/56 - 63/20 is -153/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 20 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
54/56 = 54 × 5/56 × 5 = 270/280 - Likewise, for the 2nd fraction, since 20 × 14 = 280,
63/20 = 63 × 14/20 × 14 = 882/280 - Subtract the two like fractions:
270/280 - 882/280 = 270 - 882/280 = -612/280 - After reducing the fraction, the answer is -153/70
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