6.64% is the change from 844 to 900
Calculation steps:
[( 900 - 844 ) ÷ 844] x 100 = 6.64%
Formula
Percentage change = [(900 - 844) / 844] x 100
Subtract the new number by the original number
900 - 844 = 56
56 ÷ 844 = 0.06635071090047394
0.06635071090047394 x 100 = 6.64%