-71.49% is the change from 754 to 215
Calculation steps:
[( 215 - 754 ) ÷ 754] x 100 = -71.49%
Formula
Percentage change = [(215 - 754) / 754] x 100
Subtract the new number by the original number
215 - 754 = -539
-539 ÷ 754 = -0.7148541114058355
-0.7148541114058355 x 100 = -71.49%