83.43% is the change from 507 to 930
Calculation steps:
[( 930 - 507 ) ÷ 507] x 100 = 83.43%
Formula
Percentage change = [(930 - 507) / 507] x 100
Subtract the new number by the original number
930 - 507 = 423
423 ÷ 507 = 0.834319526627219
0.834319526627219 x 100 = 83.43%