Answers

Subtract 50/21 from 35/2

1^st number: 17 1/2, 2^nd number: 2 8/21

35/2 - 50/21 is 635/42.

Steps for subtracting fractions

1. 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
2. For the 1st fraction, since 2 × 21 = 42,
   35/2 = 35 × 21/2 × 21 = 735/42
3. Likewise, for the 2nd fraction, since 21 × 2 = 42,
   50/21 = 50 × 2/21 × 2 = 100/42
4. Subtract the two like fractions:
   735/42 - 100/42 = 735 - 100/42 = 635/42
5. In mixed form: 155/42

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