Subtract 12/16 from 9/18
9/18 - 12/16 is -1/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 18 × 8 = 144,
9/18 = 9 × 8/18 × 8 = 72/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
12/16 = 12 × 9/16 × 9 = 108/144 - Subtract the two like fractions:
72/144 - 108/144 = 72 - 108/144 = -36/144 - After reducing the fraction, the answer is -1/4
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