-75.26% is the change from 869 to 215
Calculation steps:
[( 215 - 869 ) ÷ 869] x 100 = -75.26%
Formula
Percentage change = [(215 - 869) / 869] x 100
Subtract the new number by the original number
215 - 869 = -654
-654 ÷ 869 = -0.7525891829689298
-0.7525891829689298 x 100 = -75.26%