Answers

Subtract 56/90 from 6/25

6/25 - 56/90 is -86/225.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 90 is 450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 450
2. For the 1st fraction, since 25 × 18 = 450,
   6/25 = 6 × 18/25 × 18 = 108/450
3. Likewise, for the 2nd fraction, since 90 × 5 = 450,
   56/90 = 56 × 5/90 × 5 = 280/450
4. Subtract the two like fractions:
   108/450 - 280/450 = 108 - 280/450 = -172/450
5. After reducing the fraction, the answer is -86/225

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