Subtract 30/81 from 8/35
8/35 - 30/81 is -134/945.
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,
8/35 = 8 × 81/35 × 81 = 648/2835 - Likewise, for the 2nd fraction, since 81 × 35 = 2835,
30/81 = 30 × 35/81 × 35 = 1050/2835 - Subtract the two like fractions:
648/2835 - 1050/2835 = 648 - 1050/2835 = -402/2835 - After reducing the fraction, the answer is -134/945
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