-35.5% is the change from 662 to 427
Calculation steps:
[( 427 - 662 ) ÷ 662] x 100 = -35.5%
Formula
Percentage change = [(427 - 662) / 662] x 100
Subtract the new number by the original number
427 - 662 = -235
-235 ÷ 662 = -0.3549848942598187
-0.3549848942598187 x 100 = -35.5%