Answers

Subtract 28/8 from 40/28

1^st number: 1 12/28, 2^nd number: 3 4/8

40/28 - 28/8 is -29/14.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 8 is 56
   
   Next, find the equivalent fraction of both fractional numbers with denominator 56
2. For the 1st fraction, since 28 × 2 = 56,
   40/28 = 40 × 2/28 × 2 = 80/56
3. Likewise, for the 2nd fraction, since 8 × 7 = 56,
   28/8 = 28 × 7/8 × 7 = 196/56
4. Subtract the two like fractions:
   80/56 - 196/56 = 80 - 196/56 = -116/56
5. After reducing the fraction, the answer is -29/14

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