Subtract 45/70 from 25/56
25/56 - 45/70 is -11/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
25/56 = 25 × 5/56 × 5 = 125/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
45/70 = 45 × 4/70 × 4 = 180/280 - Subtract the two like fractions:
125/280 - 180/280 = 125 - 180/280 = -55/280 - After reducing the fraction, the answer is -11/56
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