Subtract 6/8 from 12/70
12/70 - 6/8 is -81/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 8 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 70 × 4 = 280,
12/70 = 12 × 4/70 × 4 = 48/280 - Likewise, for the 2nd fraction, since 8 × 35 = 280,
6/8 = 6 × 35/8 × 35 = 210/280 - Subtract the two like fractions:
48/280 - 210/280 = 48 - 210/280 = -162/280 - After reducing the fraction, the answer is -81/140
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