Subtract 20/56 from 40/48
40/48 - 20/56 is 10/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 56 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
40/48 = 40 × 7/48 × 7 = 280/336 - Likewise, for the 2nd fraction, since 56 × 6 = 336,
20/56 = 20 × 6/56 × 6 = 120/336 - Subtract the two like fractions:
280/336 - 120/336 = 280 - 120/336 = 160/336 - After reducing the fraction, the answer is 10/21
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