Answers

Subtract 63/16 from 20/10

1^st number: 2 0/10, 2^nd number: 3 15/16

20/10 - 63/16 is -31/16.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 16 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 10 × 8 = 80,
   20/10 = 20 × 8/10 × 8 = 160/80
3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
   63/16 = 63 × 5/16 × 5 = 315/80
4. Subtract the two like fractions:
   160/80 - 315/80 = 160 - 315/80 = -155/80
5. After reducing the fraction, the answer is -31/16

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