-74.11% is the change from 649 to 168
Calculation steps:
[( 168 - 649 ) ÷ 649] x 100 = -74.11%
Formula
Percentage change = [(168 - 649) / 649] x 100
Subtract the new number by the original number
168 - 649 = -481
-481 ÷ 649 = -0.7411402157164869
-0.7411402157164869 x 100 = -74.11%