Subtract 90/49 from 27/36
1st number: 27/36, 2nd number: 1 41/49
27/36 - 90/49 is -213/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 49 is 1764
Next, find the equivalent fraction of both fractional numbers with denominator 1764 - For the 1st fraction, since 36 × 49 = 1764,
27/36 = 27 × 49/36 × 49 = 1323/1764 - Likewise, for the 2nd fraction, since 49 × 36 = 1764,
90/49 = 90 × 36/49 × 36 = 3240/1764 - Subtract the two like fractions:
1323/1764 - 3240/1764 = 1323 - 3240/1764 = -1917/1764 - After reducing the fraction, the answer is -213/196
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