Answers

Subtract 36/20 from 32/63

1^st number: 32/63, 2^nd number: 1 16/20

32/63 - 36/20 is -407/315.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 20 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 63 × 20 = 1260,
   32/63 = 32 × 20/63 × 20 = 640/1260
3. Likewise, for the 2nd fraction, since 20 × 63 = 1260,
   36/20 = 36 × 63/20 × 63 = 2268/1260
4. Subtract the two like fractions:
   640/1260 - 2268/1260 = 640 - 2268/1260 = -1628/1260
5. After reducing the fraction, the answer is -407/315

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