65.01% is the change from 343 to 566
Calculation steps:
[( 566 - 343 ) ÷ 343] x 100 = 65.01%
Formula
Percentage change = [(566 - 343) / 343] x 100
Subtract the new number by the original number
566 - 343 = 223
223 ÷ 343 = 0.6501457725947521
0.6501457725947521 x 100 = 65.01%