Answers

Subtract 25/4 from 9/20

1^st number: 9/20, 2^nd number: 6 1/4

9/20 - 25/4 is -29/5.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 4 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 20 × 1 = 20,
   9/20 = 9 × 1/20 × 1 = 9/20
3. Likewise, for the 2nd fraction, since 4 × 5 = 20,
   25/4 = 25 × 5/4 × 5 = 125/20
4. Subtract the two like fractions:
   9/20 - 125/20 = 9 - 125/20 = -116/20
5. After reducing the fraction, the answer is -29/5

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