-32.77% is the change from 650 to 437
Calculation steps:
[( 437 - 650 ) ÷ 650] x 100 = -32.77%
Formula
Percentage change = [(437 - 650) / 650] x 100
Subtract the new number by the original number
437 - 650 = -213
-213 ÷ 650 = -0.32769230769230767
-0.32769230769230767 x 100 = -32.77%