Subtract 8/9 from 16/72
16/72 - 8/9 is -2/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
16/72 = 16 × 1/72 × 1 = 16/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
8/9 = 8 × 8/9 × 8 = 64/72 - Subtract the two like fractions:
16/72 - 64/72 = 16 - 64/72 = -48/72 - After reducing the fraction, the answer is -2/3
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