Answers

Subtract 90/54 from 56/90

1^st number: 56/90, 2^nd number: 1 36/54

56/90 - 90/54 is -47/45.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 54 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 90 × 3 = 270,
   56/90 = 56 × 3/90 × 3 = 168/270
3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
   90/54 = 90 × 5/54 × 5 = 450/270
4. Subtract the two like fractions:
   168/270 - 450/270 = 168 - 450/270 = -282/270
5. After reducing the fraction, the answer is -47/45

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