-36.15% is the change from 213 to 136
Calculation steps:
[( 136 - 213 ) ÷ 213] x 100 = -36.15%
Formula
Percentage change = [(136 - 213) / 213] x 100
Subtract the new number by the original number
136 - 213 = -77
-77 ÷ 213 = -0.3615023474178404
-0.3615023474178404 x 100 = -36.15%