-47.58% is the change from 662 to 347
Calculation steps:
[( 347 - 662 ) ÷ 662] x 100 = -47.58%
Formula
Percentage change = [(347 - 662) / 662] x 100
Subtract the new number by the original number
347 - 662 = -315
-315 ÷ 662 = -0.47583081570996977
-0.47583081570996977 x 100 = -47.58%