Subtract 1/7 from 40/56
40/56 - 1/7 is 4/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
40/56 = 40 × 1/56 × 1 = 40/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
1/7 = 1 × 8/7 × 8 = 8/56 - Subtract the two like fractions:
40/56 - 8/56 = 40 - 8/56 = 32/56 - After reducing the fraction, the answer is 4/7
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