Subtract 90/14 from 15/2
1st number: 7 1/2, 2nd number: 6 6/14
15/2 - 90/14 is 15/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 14 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
15/2 = 15 × 7/2 × 7 = 105/14 - Likewise, for the 2nd fraction, since 14 × 1 = 14,
90/14 = 90 × 1/14 × 1 = 90/14 - Subtract the two like fractions:
105/14 - 90/14 = 105 - 90/14 = 15/14 - In mixed form: 11/14
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