-75.82% is the change from 670 to 162
Calculation steps:
[( 162 - 670 ) ÷ 670] x 100 = -75.82%
Formula
Percentage change = [(162 - 670) / 670] x 100
Subtract the new number by the original number
162 - 670 = -508
-508 ÷ 670 = -0.7582089552238805
-0.7582089552238805 x 100 = -75.82%