-75.77% is the change from 355 to 86
Calculation steps:
[( 86 - 355 ) ÷ 355] x 100 = -75.77%
Formula
Percentage change = [(86 - 355) / 355] x 100
Subtract the new number by the original number
86 - 355 = -269
-269 ÷ 355 = -0.7577464788732394
-0.7577464788732394 x 100 = -75.77%