93.08% is the change from 506 to 977
Calculation steps:
[( 977 - 506 ) ÷ 506] x 100 = 93.08%
Formula
Percentage change = [(977 - 506) / 506] x 100
Subtract the new number by the original number
977 - 506 = 471
471 ÷ 506 = 0.9308300395256917
0.9308300395256917 x 100 = 93.08%