Answers

Subtract 20/9 from 12/56

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

12/56 - 20/9 is -253/126.

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,
   20/9 = 20 × 56/9 × 56 = 1120/504
4. Subtract the two fractions:
   108/504 - 1120/504 = 108 - 1120/504 = -1012/504
5. After reducing the fraction, the answer is -253/126

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