-10.85% is the change from 470 to 419
Calculation steps:
[( 419 - 470 ) ÷ 470] x 100 = -10.85%
Formula
Percentage change = [(419 - 470) / 470] x 100
Subtract the new number by the original number
419 - 470 = -51
-51 ÷ 470 = -0.10851063829787234
-0.10851063829787234 x 100 = -10.85%