Answers

Subtract 45/32 from 12/84

1^st number: 12/84, 2^nd number: 1 13/32

12/84 - 45/32 is -283/224.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 32 is 672
   
   Next, find the equivalent fraction of both fractional numbers with denominator 672
2. For the 1st fraction, since 84 × 8 = 672,
   12/84 = 12 × 8/84 × 8 = 96/672
3. Likewise, for the 2nd fraction, since 32 × 21 = 672,
   45/32 = 45 × 21/32 × 21 = 945/672
4. Subtract the two like fractions:
   96/672 - 945/672 = 96 - 945/672 = -849/672
5. After reducing the fraction, the answer is -283/224

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