-78.46% is the change from 534 to 115
Calculation steps:
[( 115 - 534 ) ÷ 534] x 100 = -78.46%
Formula
Percentage change = [(115 - 534) / 534] x 100
Subtract the new number by the original number
115 - 534 = -419
-419 ÷ 534 = -0.7846441947565543
-0.7846441947565543 x 100 = -78.46%