Subtract 40/14 from 12/5
1st number: 2 2/5, 2nd number: 2 12/14
12/5 - 40/14 is -16/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 14 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 5 × 14 = 70,
12/5 = 12 × 14/5 × 14 = 168/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
40/14 = 40 × 5/14 × 5 = 200/70 - Subtract the two like fractions:
168/70 - 200/70 = 168 - 200/70 = -32/70 - After reducing the fraction, the answer is -16/35
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