-81.62% is the change from 359 to 66
Calculation steps:
[( 66 - 359 ) ÷ 359] x 100 = -81.62%
Formula
Percentage change = [(66 - 359) / 359] x 100
Subtract the new number by the original number
66 - 359 = -293
-293 ÷ 359 = -0.8161559888579387
-0.8161559888579387 x 100 = -81.62%