97.7% is the change from 435 to 860
Calculation steps:
[( 860 - 435 ) ÷ 435] x 100 = 97.7%
Formula
Percentage change = [(860 - 435) / 435] x 100
Subtract the new number by the original number
860 - 435 = 425
425 ÷ 435 = 0.9770114942528736
0.9770114942528736 x 100 = 97.7%