-20.69% is the change from 841 to 667
Calculation steps:
[( 667 - 841 ) ÷ 841] x 100 = -20.69%
Formula
Percentage change = [(667 - 841) / 841] x 100
Subtract the new number by the original number
667 - 841 = -174
-174 ÷ 841 = -0.20689655172413793
-0.20689655172413793 x 100 = -20.69%