Subtract 15/6 from 90/2
1st number: 45 0/2, 2nd number: 2 3/6
90/2 - 15/6 is 85/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 6 is 6
Next, find the equivalent fraction of both fractional numbers with denominator 6 - For the 1st fraction, since 2 × 3 = 6,
90/2 = 90 × 3/2 × 3 = 270/6 - Likewise, for the 2nd fraction, since 6 × 1 = 6,
15/6 = 15 × 1/6 × 1 = 15/6 - Subtract the two like fractions:
270/6 - 15/6 = 270 - 15/6 = 255/6 - After reducing the fraction, the answer is 85/2
- In mixed form: 421/2
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