90.897- 81.725

9.172

907.907- 709.709

198.198

-6 7/12 - 4 1/3

-1 1/4

-4 5/11-2 4/11

-6 9/11

-6 7/12-4 1/3

-8 1/4

To calculate the difference between 90.897 and 81.725, you simply subtract the second number from the first number.

So the calculation will be:

90.897 - 81.725 = 9.172

Therefore, the difference between 90.897 and 81.725 is 9.172.