-48.44% is the change from 417 to 215
Calculation steps:
[( 215 - 417 ) ÷ 417] x 100 = -48.44%
Formula
Percentage change = [(215 - 417) / 417] x 100
Subtract the new number by the original number
215 - 417 = -202
-202 ÷ 417 = -0.4844124700239808
-0.4844124700239808 x 100 = -48.44%