Answers

Subtract 20/50 from 42/25

1^st number: 1 17/25, 2^nd number: 20/50

42/25 - 20/50 is 32/25.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 50 is 50
   
   Next, find the equivalent fraction of both fractional numbers with denominator 50
2. For the 1st fraction, since 25 × 2 = 50,
   42/25 = 42 × 2/25 × 2 = 84/50
3. Likewise, for the 2nd fraction, since 50 × 1 = 50,
   20/50 = 20 × 1/50 × 1 = 20/50
4. Subtract the two like fractions:
   84/50 - 20/50 = 84 - 20/50 = 64/50
5. After reducing the fraction, the answer is 32/25
6. In mixed form: 17/25

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