Subtract 18/24 from 90/8
1st number: 11 2/8, 2nd number: 18/24
90/8 - 18/24 is 21/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
90/8 = 90 × 3/8 × 3 = 270/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
18/24 = 18 × 1/24 × 1 = 18/24 - Subtract the two like fractions:
270/24 - 18/24 = 270 - 18/24 = 252/24 - After reducing the fraction, the answer is 21/2
- In mixed form: 101/2
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