Answers

Subtract 45/36 from 63/20

1^st number: 3 3/20, 2^nd number: 1 9/36

63/20 - 45/36 is 19/10.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 36 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 20 × 9 = 180,
   63/20 = 63 × 9/20 × 9 = 567/180
3. Likewise, for the 2nd fraction, since 36 × 5 = 180,
   45/36 = 45 × 5/36 × 5 = 225/180
4. Subtract the two like fractions:
   567/180 - 225/180 = 567 - 225/180 = 342/180
5. After reducing the fraction, the answer is 19/10
6. In mixed form: 19/10

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