-83.95% is the change from 841 to 135
Calculation steps:
[( 135 - 841 ) ÷ 841] x 100 = -83.95%
Formula
Percentage change = [(135 - 841) / 841] x 100
Subtract the new number by the original number
135 - 841 = -706
-706 ÷ 841 = -0.8394768133174791
-0.8394768133174791 x 100 = -83.95%