Subtract 12/81 from 1/35
1/35 - 12/81 is -113/945.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 81 is 2835
Next, find the equivalent fraction of both fractional numbers with denominator 2835 - For the 1st fraction, since 35 × 81 = 2835,
1/35 = 1 × 81/35 × 81 = 81/2835 - Likewise, for the 2nd fraction, since 81 × 35 = 2835,
12/81 = 12 × 35/81 × 35 = 420/2835 - Subtract the two like fractions:
81/2835 - 420/2835 = 81 - 420/2835 = -339/2835 - After reducing the fraction, the answer is -113/945
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