Subtract 42/6 from 84/8
1st number: 10 4/8, 2nd number: 7 0/6
84/8 - 42/6 is 7/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 6 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
84/8 = 84 × 3/8 × 3 = 252/24 - Likewise, for the 2nd fraction, since 6 × 4 = 24,
42/6 = 42 × 4/6 × 4 = 168/24 - Subtract the two like fractions:
252/24 - 168/24 = 252 - 168/24 = 84/24 - After reducing the fraction, the answer is 7/2
- In mixed form: 31/2
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