87.84% is the change from 444 to 834
Calculation steps:
[( 834 - 444 ) ÷ 444] x 100 = 87.84%
Formula
Percentage change = [(834 - 444) / 444] x 100
Subtract the new number by the original number
834 - 444 = 390
390 ÷ 444 = 0.8783783783783784
0.8783783783783784 x 100 = 87.84%