Subtract 54/21 from 36/16
1st number: 2 4/16, 2nd number: 2 12/21
36/16 - 54/21 is -9/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 21 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 16 × 21 = 336,
36/16 = 36 × 21/16 × 21 = 756/336 - Likewise, for the 2nd fraction, since 21 × 16 = 336,
54/21 = 54 × 16/21 × 16 = 864/336 - Subtract the two like fractions:
756/336 - 864/336 = 756 - 864/336 = -108/336 - After reducing the fraction, the answer is -9/28
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