Subtract 9/21 from 10/2
1st number: 5 0/2, 2nd number: 9/21
102 - 921 is 327.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
102 = 10 × 212 × 21 = 21042 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
921 = 9 × 221 × 2 = 1842 - Subtract the two like fractions:
21042 - 1842 = 210 - 1842 = 19242 - After reducing the fraction, the answer is 327
- In mixed form: 447
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