-89.21% is the change from 417 to 45
Calculation steps:
[( 45 - 417 ) ÷ 417] x 100 = -89.21%
Formula
Percentage change = [(45 - 417) / 417] x 100
Subtract the new number by the original number
45 - 417 = -372
-372 ÷ 417 = -0.8920863309352518
-0.8920863309352518 x 100 = -89.21%