Subtract 15/3 from 90/8
1st number: 11 2/8, 2nd number: 5 0/3
90/8 - 15/3 is 25/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 3 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 3 × 8 = 24,
15/3 = 15 × 8/3 × 8 = 120/24 - Subtract the two like fractions:
270/24 - 120/24 = 270 - 120/24 = 150/24 - After reducing the fraction, the answer is 25/4
- In mixed form: 61/4
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