Subtract 40/8 from 81/6
1st number: 13 3/6, 2nd number: 5 0/8
81/6 - 40/8 is 17/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 6 × 4 = 24,
81/6 = 81 × 4/6 × 4 = 324/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
40/8 = 40 × 3/8 × 3 = 120/24 - Subtract the two like fractions:
324/24 - 120/24 = 324 - 120/24 = 204/24 - After reducing the fraction, the answer is 17/2
- In mixed form: 81/2
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