Answers

Subtract 20/10 from 56/90

1^st number: 56/90, 2^nd number: 2 0/10

56/90 - 20/10 is -62/45.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 10 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 90 × 1 = 90,
   56/90 = 56 × 1/90 × 1 = 56/90
3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
   20/10 = 20 × 9/10 × 9 = 180/90
4. Subtract the two like fractions:
   56/90 - 180/90 = 56 - 180/90 = -124/90
5. After reducing the fraction, the answer is -62/45

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