-47.91% is the change from 407 to 212
Calculation steps:
[( 212 - 407 ) ÷ 407] x 100 = -47.91%
Formula
Percentage change = [(212 - 407) / 407] x 100
Subtract the new number by the original number
212 - 407 = -195
-195 ÷ 407 = -0.47911547911547914
-0.47911547911547914 x 100 = -47.91%