Answers

Subtract 90/14 from 63/8

1^st number: 7 7/8, 2^nd number: 6 6/14

63/8 - 90/14 is 81/56.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 14 is 56
   
   Next, find the equivalent fraction of both fractional numbers with denominator 56
2. For the 1st fraction, since 8 × 7 = 56,
   63/8 = 63 × 7/8 × 7 = 441/56
3. Likewise, for the 2nd fraction, since 14 × 4 = 56,
   90/14 = 90 × 4/14 × 4 = 360/56
4. Subtract the two like fractions:
   441/56 - 360/56 = 441 - 360/56 = 81/56
5. In mixed form: 125/56

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