Subtract 45/72 from 4/14
4/14 - 45/72 is -19/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 14 × 36 = 504,
4/14 = 4 × 36/14 × 36 = 144/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
45/72 = 45 × 7/72 × 7 = 315/504 - Subtract the two like fractions:
144/504 - 315/504 = 144 - 315/504 = -171/504 - After reducing the fraction, the answer is -19/56
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