-67.79% is the change from 534 to 172
Calculation steps:
[( 172 - 534 ) ÷ 534] x 100 = -67.79%
Formula
Percentage change = [(172 - 534) / 534] x 100
Subtract the new number by the original number
172 - 534 = -362
-362 ÷ 534 = -0.6779026217228464
-0.6779026217228464 x 100 = -67.79%