-70.42% is the change from 649 to 192
Calculation steps:
[( 192 - 649 ) ÷ 649] x 100 = -70.42%
Formula
Percentage change = [(192 - 649) / 649] x 100
Subtract the new number by the original number
192 - 649 = -457
-457 ÷ 649 = -0.7041602465331279
-0.7041602465331279 x 100 = -70.42%