Answers

Subtract 12/9 from 12/56

1^st number: 12/56, 2^nd number: 1 3/9

12/56 - 12/9 is -47/42.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 9 is 504
2. For the 1st fraction, since 56 × 9 = 504,
   12/56 = 12 × 9/56 × 9 = 108/504
3. Likewise, for the 2nd fraction, since 9 × 56 = 504,
   12/9 = 12 × 56/9 × 56 = 672/504
4. Subtract the two fractions:
   108/504 - 672/504 = 108 - 672/504 = -564/504
5. After reducing the fraction, the answer is -47/42

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