78.68% is the change from 136 to 243
Calculation steps:
[( 243 - 136 ) ÷ 136] x 100 = 78.68%
Formula
Percentage change = [(243 - 136) / 136] x 100
Subtract the new number by the original number
243 - 136 = 107
107 ÷ 136 = 0.7867647058823529
0.7867647058823529 x 100 = 78.68%