Subtract 27/16 from 72/49
1st number: 1 23/49, 2nd number: 1 11/16
72/49 - 27/16 is -171/784.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 16 is 784
Next, find the equivalent fraction of both fractional numbers with denominator 784 - For the 1st fraction, since 49 × 16 = 784,
72/49 = 72 × 16/49 × 16 = 1152/784 - Likewise, for the 2nd fraction, since 16 × 49 = 784,
27/16 = 27 × 49/16 × 49 = 1323/784 - Subtract the two like fractions:
1152/784 - 1323/784 = 1152 - 1323/784 = -171/784
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