Answers

Subtract 63/32 from 12/20

1^st number: 12/20, 2^nd number: 1 31/32

12/20 - 63/32 is -219/160.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 32 is 160
   
   Next, find the equivalent fraction of both fractional numbers with denominator 160
2. For the 1st fraction, since 20 × 8 = 160,
   12/20 = 12 × 8/20 × 8 = 96/160
3. Likewise, for the 2nd fraction, since 32 × 5 = 160,
   63/32 = 63 × 5/32 × 5 = 315/160
4. Subtract the two like fractions:
   96/160 - 315/160 = 96 - 315/160 = -219/160

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