-67.68% is the change from 526 to 170
Calculation steps:
[( 170 - 526 ) ÷ 526] x 100 = -67.68%
Formula
Percentage change = [(170 - 526) / 526] x 100
Subtract the new number by the original number
170 - 526 = -356
-356 ÷ 526 = -0.6768060836501901
-0.6768060836501901 x 100 = -67.68%