Subtract 42/8 from 40/3
1st number: 13 1/3, 2nd number: 5 2/8
40/3 - 42/8 is 97/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 3 × 8 = 24,
40/3 = 40 × 8/3 × 8 = 320/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
42/8 = 42 × 3/8 × 3 = 126/24 - Subtract the two like fractions:
320/24 - 126/24 = 320 - 126/24 = 194/24 - After reducing the fraction, the answer is 97/12
- In mixed form: 81/12
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