-75.6% is the change from 869 to 212
Calculation steps:
[( 212 - 869 ) ÷ 869] x 100 = -75.6%
Formula
Percentage change = [(212 - 869) / 869] x 100
Subtract the new number by the original number
212 - 869 = -657
-657 ÷ 869 = -0.7560414269275029
-0.7560414269275029 x 100 = -75.6%