8.77% is the change from 821 to 893
Calculation steps:
[( 893 - 821 ) ÷ 821] x 100 = 8.77%
Formula
Percentage change = [(893 - 821) / 821] x 100
Subtract the new number by the original number
893 - 821 = 72
72 ÷ 821 = 0.0876979293544458
0.0876979293544458 x 100 = 8.77%