-70.34% is the change from 526 to 156
Calculation steps:
[( 156 - 526 ) ÷ 526] x 100 = -70.34%
Formula
Percentage change = [(156 - 526) / 526] x 100
Subtract the new number by the original number
156 - 526 = -370
-370 ÷ 526 = -0.7034220532319392
-0.7034220532319392 x 100 = -70.34%