-67.98% is the change from 662 to 212
Calculation steps:
[( 212 - 662 ) ÷ 662] x 100 = -67.98%
Formula
Percentage change = [(212 - 662) / 662] x 100
Subtract the new number by the original number
212 - 662 = -450
-450 ÷ 662 = -0.6797583081570997
-0.6797583081570997 x 100 = -67.98%