645.8% is the change from 131 to 977
Calculation steps:
[( 977 - 131 ) ÷ 131] x 100 = 645.8%
Formula
Percentage change = [(977 - 131) / 131] x 100
Subtract the new number by the original number
977 - 131 = 846
846 ÷ 131 = 6.458015267175573
6.458015267175573 x 100 = 645.8%