-64.83% is the change from 236 to 83
Calculation steps:
[( 83 - 236 ) ÷ 236] x 100 = -64.83%
Formula
Percentage change = [(83 - 236) / 236] x 100
Subtract the new number by the original number
83 - 236 = -153
-153 ÷ 236 = -0.6483050847457628
-0.6483050847457628 x 100 = -64.83%