Subtract 9/14 from 21/2
1st number: 10 1/2, 2nd number: 9/14
21/2 - 9/14 is 69/7.
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,
21/2 = 21 × 7/2 × 7 = 147/14 - Likewise, for the 2nd fraction, since 14 × 1 = 14,
9/14 = 9 × 1/14 × 1 = 9/14 - Subtract the two like fractions:
147/14 - 9/14 = 147 - 9/14 = 138/14 - After reducing the fraction, the answer is 69/7
- In mixed form: 96/7
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