-49.4% is the change from 417 to 211
Calculation steps:
[( 211 - 417 ) ÷ 417] x 100 = -49.4%
Formula
Percentage change = [(211 - 417) / 417] x 100
Subtract the new number by the original number
211 - 417 = -206
-206 ÷ 417 = -0.4940047961630695
-0.4940047961630695 x 100 = -49.4%