Answers

Subtract 8/90 from 45/14

1^st number: 3 3/14, 2^nd number: 8/90

45/14 - 8/90 is 1969/630.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 90 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 14 × 45 = 630,
   45/14 = 45 × 45/14 × 45 = 2025/630
3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
   8/90 = 8 × 7/90 × 7 = 56/630
4. Subtract the two like fractions:
   2025/630 - 56/630 = 2025 - 56/630 = 1969/630
5. In mixed form: 379/630

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