Answers

Subtract 63/40 from 6/20

1^st number: 6/20, 2^nd number: 1 23/40

6/20 - 63/40 is -51/40.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 40 is 40
   
   Next, find the equivalent fraction of both fractional numbers with denominator 40
2. For the 1st fraction, since 20 × 2 = 40,
   6/20 = 6 × 2/20 × 2 = 12/40
3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
   63/40 = 63 × 1/40 × 1 = 63/40
4. Subtract the two like fractions:
   12/40 - 63/40 = 12 - 63/40 = -51/40

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