821.7% is the change from 106 to 977
Calculation steps:
[( 977 - 106 ) ÷ 106] x 100 = 821.7%
Formula
Percentage change = [(977 - 106) / 106] x 100
Subtract the new number by the original number
977 - 106 = 871
871 ÷ 106 = 8.216981132075471
8.216981132075471 x 100 = 821.7%