Subtract 7/81 from 2/32
2/32 - 7/81 is -31/1296.
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,
2/32 = 2 × 81/32 × 81 = 162/2592 - Likewise, for the 2nd fraction, since 81 × 32 = 2592,
7/81 = 7 × 32/81 × 32 = 224/2592 - Subtract the two like fractions:
162/2592 - 224/2592 = 162 - 224/2592 = -62/2592 - After reducing the fraction, the answer is -31/1296
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