Subtract 2/48 from 7/81
7/81 - 2/48 is 29/648.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 48 is 1296
Next, find the equivalent fraction of both fractional numbers with denominator 1296 - For the 1st fraction, since 81 × 16 = 1296,
7/81 = 7 × 16/81 × 16 = 112/1296 - Likewise, for the 2nd fraction, since 48 × 27 = 1296,
2/48 = 2 × 27/48 × 27 = 54/1296 - Subtract the two like fractions:
112/1296 - 54/1296 = 112 - 54/1296 = 58/1296 - After reducing the fraction, the answer is 29/648
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