56.6% is the change from 341 to 534
Calculation steps:
[( 534 - 341 ) ÷ 341] x 100 = 56.6%
Formula
Percentage change = [(534 - 341) / 341] x 100
Subtract the new number by the original number
534 - 341 = 193
193 ÷ 341 = 0.5659824046920822
0.5659824046920822 x 100 = 56.6%