Answers

Subtract 25/21 from 45/2

1^st number: 22 1/2, 2^nd number: 1 4/21

45/2 - 25/21 is 895/42.

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,
   45/2 = 45 × 21/2 × 21 = 945/42
3. Likewise, for the 2nd fraction, since 21 × 2 = 42,
   25/21 = 25 × 2/21 × 2 = 50/42
4. Subtract the two like fractions:
   945/42 - 50/42 = 945 - 50/42 = 895/42
5. In mixed form: 2113/42

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