49.37% is the change from 158 to 236
Calculation steps:
[( 236 - 158 ) ÷ 158] x 100 = 49.37%
Formula
Percentage change = [(236 - 158) / 158] x 100
Subtract the new number by the original number
236 - 158 = 78
78 ÷ 158 = 0.4936708860759494
0.4936708860759494 x 100 = 49.37%