Subtract 8/84 from 21/2
1st number: 10 1/2, 2nd number: 8/84
21/2 - 8/84 is 437/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 2 × 42 = 84,
21/2 = 21 × 42/2 × 42 = 882/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
8/84 = 8 × 1/84 × 1 = 8/84 - Subtract the two like fractions:
882/84 - 8/84 = 882 - 8/84 = 874/84 - After reducing the fraction, the answer is 437/42
- In mixed form: 1017/42
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