Subtract 9/24 from 42/2
1st number: 21 0/2, 2nd number: 9/24
42/2 - 9/24 is 165/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 2 × 12 = 24,
42/2 = 42 × 12/2 × 12 = 504/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
9/24 = 9 × 1/24 × 1 = 9/24 - Subtract the two like fractions:
504/24 - 9/24 = 504 - 9/24 = 495/24 - After reducing the fraction, the answer is 165/8
- In mixed form: 205/8
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