Subtract 8/70 from 40/56
40/56 - 8/70 is 3/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
40/56 = 40 × 5/56 × 5 = 200/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
8/70 = 8 × 4/70 × 4 = 32/280 - Subtract the two like fractions:
200/280 - 32/280 = 200 - 32/280 = 168/280 - After reducing the fraction, the answer is 3/5
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