-80.34% is the change from 534 to 105
Calculation steps:
[( 105 - 534 ) ÷ 534] x 100 = -80.34%
Formula
Percentage change = [(105 - 534) / 534] x 100
Subtract the new number by the original number
105 - 534 = -429
-429 ÷ 534 = -0.8033707865168539
-0.8033707865168539 x 100 = -80.34%