68.44% is the change from 507 to 854
Calculation steps:
[( 854 - 507 ) ÷ 507] x 100 = 68.44%
Formula
Percentage change = [(854 - 507) / 507] x 100
Subtract the new number by the original number
854 - 507 = 347
347 ÷ 507 = 0.6844181459566075
0.6844181459566075 x 100 = 68.44%