67.46% is the change from 507 to 849
Calculation steps:
[( 849 - 507 ) ÷ 507] x 100 = 67.46%
Formula
Percentage change = [(849 - 507) / 507] x 100
Subtract the new number by the original number
849 - 507 = 342
342 ÷ 507 = 0.6745562130177515
0.6745562130177515 x 100 = 67.46%