Subtract 32/70 from 4/12
4/12 - 32/70 is -13/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 12 × 35 = 420,
4/12 = 4 × 35/12 × 35 = 140/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
32/70 = 32 × 6/70 × 6 = 192/420 - Subtract the two like fractions:
140/420 - 192/420 = 140 - 192/420 = -52/420 - After reducing the fraction, the answer is -13/105
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