-10.21% is the change from 470 to 422
Calculation steps:
[( 422 - 470 ) ÷ 470] x 100 = -10.21%
Formula
Percentage change = [(422 - 470) / 470] x 100
Subtract the new number by the original number
422 - 470 = -48
-48 ÷ 470 = -0.10212765957446808
-0.10212765957446808 x 100 = -10.21%