-70.17% is the change from 523 to 156
Calculation steps:
[( 156 - 523 ) ÷ 523] x 100 = -70.17%
Formula
Percentage change = [(156 - 523) / 523] x 100
Subtract the new number by the original number
156 - 523 = -367
-367 ÷ 523 = -0.7017208413001912
-0.7017208413001912 x 100 = -70.17%