Answers

Subtract 56/27 from 45/30

1^st number: 1 15/30, 2^nd number: 2 2/27

45/30 - 56/27 is -31/54.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 27 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 30 × 9 = 270,
   45/30 = 45 × 9/30 × 9 = 405/270
3. Likewise, for the 2nd fraction, since 27 × 10 = 270,
   56/27 = 56 × 10/27 × 10 = 560/270
4. Subtract the two like fractions:
   405/270 - 560/270 = 405 - 560/270 = -155/270
5. After reducing the fraction, the answer is -31/54

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