Answers

Subtract 75/27 from 10/28

1^st number: 10/28, 2^nd number: 2 21/27

10/28 - 75/27 is -305/126.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 27 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 28 × 27 = 756,
   10/28 = 10 × 27/28 × 27 = 270/756
3. Likewise, for the 2nd fraction, since 27 × 28 = 756,
   75/27 = 75 × 28/27 × 28 = 2100/756
4. Subtract the two like fractions:
   270/756 - 2100/756 = 270 - 2100/756 = -1830/756
5. After reducing the fraction, the answer is -305/126

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