85.32% is the change from 511 to 947
Calculation steps:
[( 947 - 511 ) ÷ 511] x 100 = 85.32%
Formula
Percentage change = [(947 - 511) / 511] x 100
Subtract the new number by the original number
947 - 511 = 436
436 ÷ 511 = 0.8532289628180039
0.8532289628180039 x 100 = 85.32%