Answers

Subtract 28/10 from 45/50

1^st number: 45/50, 2^nd number: 2 8/10

45/50 - 28/10 is -19/10.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 10 is 50
   
   Next, find the equivalent fraction of both fractional numbers with denominator 50
2. For the 1st fraction, since 50 × 1 = 50,
   45/50 = 45 × 1/50 × 1 = 45/50
3. Likewise, for the 2nd fraction, since 10 × 5 = 50,
   28/10 = 28 × 5/10 × 5 = 140/50
4. Subtract the two like fractions:
   45/50 - 140/50 = 45 - 140/50 = -95/50
5. After reducing the fraction, the answer is -19/10

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