-37.8% is the change from 164 to 102
Calculation steps:
[( 102 - 164 ) ÷ 164] x 100 = -37.8%
Formula
Percentage change = [(102 - 164) / 164] x 100
Subtract the new number by the original number
102 - 164 = -62
-62 ÷ 164 = -0.3780487804878049
-0.3780487804878049 x 100 = -37.8%