-80.93% is the change from 236 to 45
Calculation steps:
[( 45 - 236 ) ÷ 236] x 100 = -80.93%
Formula
Percentage change = [(45 - 236) / 236] x 100
Subtract the new number by the original number
45 - 236 = -191
-191 ÷ 236 = -0.809322033898305
-0.809322033898305 x 100 = -80.93%