Answers

Subtract 45/30 from 24/20

1^st number: 1 4/20, 2^nd number: 1 15/30

24/20 - 45/30 is -3/10.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 30 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 20 × 3 = 60,
   24/20 = 24 × 3/20 × 3 = 72/60
3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
   45/30 = 45 × 2/30 × 2 = 90/60
4. Subtract the two like fractions:
   72/60 - 90/60 = 72 - 90/60 = -18/60
5. After reducing the fraction, the answer is -3/10

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