84.93% is the change from 511 to 945
Calculation steps:
[( 945 - 511 ) ÷ 511] x 100 = 84.93%
Formula
Percentage change = [(945 - 511) / 511] x 100
Subtract the new number by the original number
945 - 511 = 434
434 ÷ 511 = 0.8493150684931506
0.8493150684931506 x 100 = 84.93%