Subtract 18/96 from 8/45
8/45 - 18/96 is -7/720.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 96 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 45 × 32 = 1440,
8/45 = 8 × 32/45 × 32 = 256/1440 - Likewise, for the 2nd fraction, since 96 × 15 = 1440,
18/96 = 18 × 15/96 × 15 = 270/1440 - Subtract the two like fractions:
256/1440 - 270/1440 = 256 - 270/1440 = -14/1440 - After reducing the fraction, the answer is -7/720
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