54.02% is the change from 435 to 670
Calculation steps:
[( 670 - 435 ) ÷ 435] x 100 = 54.02%
Formula
Percentage change = [(670 - 435) / 435] x 100
Subtract the new number by the original number
670 - 435 = 235
235 ÷ 435 = 0.5402298850574713
0.5402298850574713 x 100 = 54.02%