Subtract 80/7 from 45/6
1st number: 7 3/6, 2nd number: 11 3/7
45/6 - 80/7 is -55/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 7 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
45/6 = 45 × 7/6 × 7 = 315/42 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
80/7 = 80 × 6/7 × 6 = 480/42 - Subtract the two like fractions:
315/42 - 480/42 = 315 - 480/42 = -165/42 - After reducing the fraction, the answer is -55/14
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