Subtract 40/14 from 8/28
1st number: 8/28, 2nd number: 2 12/14
8/28 - 40/14 is -18/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 14 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 28 × 1 = 28,
8/28 = 8 × 1/28 × 1 = 8/28 - Likewise, for the 2nd fraction, since 14 × 2 = 28,
40/14 = 40 × 2/14 × 2 = 80/28 - Subtract the two like fractions:
8/28 - 80/28 = 8 - 80/28 = -72/28 - After reducing the fraction, the answer is -18/7
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