92.32% is the change from 508 to 977
Calculation steps:
[( 977 - 508 ) ÷ 508] x 100 = 92.32%
Formula
Percentage change = [(977 - 508) / 508] x 100
Subtract the new number by the original number
977 - 508 = 469
469 ÷ 508 = 0.9232283464566929
0.9232283464566929 x 100 = 92.32%