-94.07% is the change from 810 to 48
Calculation steps:
[( 48 - 810 ) ÷ 810] x 100 = -94.07%
Formula
Percentage change = [(48 - 810) / 810] x 100
Subtract the new number by the original number
48 - 810 = -762
-762 ÷ 810 = -0.9407407407407408
-0.9407407407407408 x 100 = -94.07%