85.74% is the change from 526 to 977
Calculation steps:
[( 977 - 526 ) ÷ 526] x 100 = 85.74%
Formula
Percentage change = [(977 - 526) / 526] x 100
Subtract the new number by the original number
977 - 526 = 451
451 ÷ 526 = 0.8574144486692015
0.8574144486692015 x 100 = 85.74%