Answers

Subtract 50/4 from 20/10

1^st number: 2 0/10, 2^nd number: 12 2/4

20/10 - 50/4 is -21/2.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 4 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 10 × 2 = 20,
   20/10 = 20 × 2/10 × 2 = 40/20
3. Likewise, for the 2nd fraction, since 4 × 5 = 20,
   50/4 = 50 × 5/4 × 5 = 250/20
4. Subtract the two like fractions:
   40/20 - 250/20 = 40 - 250/20 = -210/20
5. After reducing the fraction, the answer is -21/2

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