Answers

Subtract 50/21 from 63/9

1^st number: 7 0/9, 2^nd number: 2 8/21

63/9 - 50/21 is 97/21.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 21 is 63
   
   Next, find the equivalent fraction of both fractional numbers with denominator 63
2. For the 1st fraction, since 9 × 7 = 63,
   63/9 = 63 × 7/9 × 7 = 441/63
3. Likewise, for the 2nd fraction, since 21 × 3 = 63,
   50/21 = 50 × 3/21 × 3 = 150/63
4. Subtract the two like fractions:
   441/63 - 150/63 = 441 - 150/63 = 291/63
5. After reducing the fraction, the answer is 97/21
6. In mixed form: 413/21

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