Subtract 7/21 from 6/2
1st number: 3 0/2, 2nd number: 7/21
62 - 721 is 83.
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,
62 = 6 × 212 × 21 = 12642 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
721 = 7 × 221 × 2 = 1442 - Subtract the two like fractions:
12642 - 1442 = 126 - 1442 = 11242 - After reducing the fraction, the answer is 83
- In mixed form: 223
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