-76.02% is the change from 417 to 100
Calculation steps:
[( 100 - 417 ) ÷ 417] x 100 = -76.02%
Formula
Percentage change = [(100 - 417) / 417] x 100
Subtract the new number by the original number
100 - 417 = -317
-317 ÷ 417 = -0.7601918465227818
-0.7601918465227818 x 100 = -76.02%