90.54% is the change from 497 to 947
Calculation steps:
[( 947 - 497 ) ÷ 497] x 100 = 90.54%
Formula
Percentage change = [(947 - 497) / 497] x 100
Subtract the new number by the original number
947 - 497 = 450
450 ÷ 497 = 0.9054325955734407
0.9054325955734407 x 100 = 90.54%