79.79% is the change from 188 to 338
Calculation steps:
[( 338 - 188 ) ÷ 188] x 100 = 79.79%
Formula
Percentage change = [(338 - 188) / 188] x 100
Subtract the new number by the original number
338 - 188 = 150
150 ÷ 188 = 0.7978723404255319
0.7978723404255319 x 100 = 79.79%