-32.72% is the change from 648 to 436
Calculation steps:
[( 436 - 648 ) ÷ 648] x 100 = -32.72%
Formula
Percentage change = [(436 - 648) / 648] x 100
Subtract the new number by the original number
436 - 648 = -212
-212 ÷ 648 = -0.3271604938271605
-0.3271604938271605 x 100 = -32.72%