-43.38% is the change from 136 to 77
Calculation steps:
[( 77 - 136 ) ÷ 136] x 100 = -43.38%
Formula
Percentage change = [(77 - 136) / 136] x 100
Subtract the new number by the original number
77 - 136 = -59
-59 ÷ 136 = -0.4338235294117647
-0.4338235294117647 x 100 = -43.38%