Answers

Subtract 6/63 from 90/48

1^st number: 1 42/48, 2^nd number: 6/63

90/48 - 6/63 is 299/168.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 48 and 63 is 1008
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1008
2. For the 1st fraction, since 48 × 21 = 1008,
   90/48 = 90 × 21/48 × 21 = 1890/1008
3. Likewise, for the 2nd fraction, since 63 × 16 = 1008,
   6/63 = 6 × 16/63 × 16 = 96/1008
4. Subtract the two like fractions:
   1890/1008 - 96/1008 = 1890 - 96/1008 = 1794/1008
5. After reducing the fraction, the answer is 299/168
6. In mixed form: 1131/168

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