39.35% is the change from 643 to 896
Calculation steps:
[( 896 - 643 ) ÷ 643] x 100 = 39.35%
Formula
Percentage change = [(896 - 643) / 643] x 100
Subtract the new number by the original number
896 - 643 = 253
253 ÷ 643 = 0.39346811819595645
0.39346811819595645 x 100 = 39.35%