Subtract 36/56 from 18/36
18/36 - 36/56 is -1/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 36 × 14 = 504,
18/36 = 18 × 14/36 × 14 = 252/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
36/56 = 36 × 9/56 × 9 = 324/504 - Subtract the two like fractions:
252/504 - 324/504 = 252 - 324/504 = -72/504 - After reducing the fraction, the answer is -1/7
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