-71.64% is the change from 758 to 215
Calculation steps:
[( 215 - 758 ) ÷ 758] x 100 = -71.64%
Formula
Percentage change = [(215 - 758) / 758] x 100
Subtract the new number by the original number
215 - 758 = -543
-543 ÷ 758 = -0.716358839050132
-0.716358839050132 x 100 = -71.64%