Subtract 3/81 from 1/32
1/32 - 3/81 is -5/864.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 81 is 2592
Next, find the equivalent fraction of both fractional numbers with denominator 2592 - For the 1st fraction, since 32 × 81 = 2592,
1/32 = 1 × 81/32 × 81 = 81/2592 - Likewise, for the 2nd fraction, since 81 × 32 = 2592,
3/81 = 3 × 32/81 × 32 = 96/2592 - Subtract the two like fractions:
81/2592 - 96/2592 = 81 - 96/2592 = -15/2592 - After reducing the fraction, the answer is -5/864
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