Answers

Subtract 21/20 from 50/25

1^st number: 2 0/25, 2^nd number: 1 1/20

50/25 - 21/20 is 19/20.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 20 is 100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 100
2. For the 1st fraction, since 25 × 4 = 100,
   50/25 = 50 × 4/25 × 4 = 200/100
3. Likewise, for the 2nd fraction, since 20 × 5 = 100,
   21/20 = 21 × 5/20 × 5 = 105/100
4. Subtract the two like fractions:
   200/100 - 105/100 = 200 - 105/100 = 95/100
5. After reducing the fraction, the answer is 19/20

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