-43.62% is the change from 745 to 420
Calculation steps:
[( 420 - 745 ) ÷ 745] x 100 = -43.62%
Formula
Percentage change = [(420 - 745) / 745] x 100
Subtract the new number by the original number
420 - 745 = -325
-325 ÷ 745 = -0.436241610738255
-0.436241610738255 x 100 = -43.62%