82.45% is the change from 188 to 343
Calculation steps:
[( 343 - 188 ) ÷ 188] x 100 = 82.45%
Formula
Percentage change = [(343 - 188) / 188] x 100
Subtract the new number by the original number
343 - 188 = 155
155 ÷ 188 = 0.824468085106383
0.824468085106383 x 100 = 82.45%