-7.08% is the change from 452 to 420
Calculation steps:
[( 420 - 452 ) ÷ 452] x 100 = -7.08%
Formula
Percentage change = [(420 - 452) / 452] x 100
Subtract the new number by the original number
420 - 452 = -32
-32 ÷ 452 = -0.07079646017699115
-0.07079646017699115 x 100 = -7.08%