-36.25% is the change from 662 to 422
Calculation steps:
[( 422 - 662 ) ÷ 662] x 100 = -36.25%
Formula
Percentage change = [(422 - 662) / 662] x 100
Subtract the new number by the original number
422 - 662 = -240
-240 ÷ 662 = -0.36253776435045315
-0.36253776435045315 x 100 = -36.25%