-77.7% is the change from 417 to 93
Calculation steps:
[( 93 - 417 ) ÷ 417] x 100 = -77.7%
Formula
Percentage change = [(93 - 417) / 417] x 100
Subtract the new number by the original number
93 - 417 = -324
-324 ÷ 417 = -0.7769784172661871
-0.7769784172661871 x 100 = -77.7%