831.91% is the change from 47 to 438
Calculation steps:
[( 438 - 47 ) ÷ 47] x 100 = 831.91%
Formula
Percentage change = [(438 - 47) / 47] x 100
Subtract the new number by the original number
438 - 47 = 391
391 ÷ 47 = 8.319148936170214
8.319148936170214 x 100 = 831.91%