55.1% is the change from 343 to 532
Calculation steps:
[( 532 - 343 ) ÷ 343] x 100 = 55.1%
Formula
Percentage change = [(532 - 343) / 343] x 100
Subtract the new number by the original number
532 - 343 = 189
189 ÷ 343 = 0.5510204081632653
0.5510204081632653 x 100 = 55.1%