82.8% is the change from 343 to 627
Calculation steps:
[( 627 - 343 ) ÷ 343] x 100 = 82.8%
Formula
Percentage change = [(627 - 343) / 343] x 100
Subtract the new number by the original number
627 - 343 = 284
284 ÷ 343 = 0.8279883381924198
0.8279883381924198 x 100 = 82.8%