Answers

Subtract 45/3 from 20/10

1^st number: 2 0/10, 2^nd number: 15 0/3

20/10 - 45/3 is -13/1.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 3 is 30
   
   Next, find the equivalent fraction of both fractional numbers with denominator 30
2. For the 1st fraction, since 10 × 3 = 30,
   20/10 = 20 × 3/10 × 3 = 60/30
3. Likewise, for the 2nd fraction, since 3 × 10 = 30,
   45/3 = 45 × 10/3 × 10 = 450/30
4. Subtract the two like fractions:
   60/30 - 450/30 = 60 - 450/30 = -390/30
5. After reducing the fraction, the answer is -13/1

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