Answers

Subtract 45/18 from 56/15

1^st number: 3 11/15, 2^nd number: 2 9/18

56/15 - 45/18 is 37/30.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 18 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 15 × 6 = 90,
   56/15 = 56 × 6/15 × 6 = 336/90
3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
   45/18 = 45 × 5/18 × 5 = 225/90
4. Subtract the two like fractions:
   336/90 - 225/90 = 336 - 225/90 = 111/90
5. After reducing the fraction, the answer is 37/30
6. In mixed form: 17/30

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