Answers

Subtract 49/8 from 63/40

1^st number: 1 23/40, 2^nd number: 6 1/8

63/40 - 49/8 is -91/20.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 8 is 40
   
   Next, find the equivalent fraction of both fractional numbers with denominator 40
2. For the 1st fraction, since 40 × 1 = 40,
   63/40 = 63 × 1/40 × 1 = 63/40
3. Likewise, for the 2nd fraction, since 8 × 5 = 40,
   49/8 = 49 × 5/8 × 5 = 245/40
4. Subtract the two like fractions:
   63/40 - 245/40 = 63 - 245/40 = -182/40
5. After reducing the fraction, the answer is -91/20

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