-42.7% is the change from 178 to 102
Calculation steps:
[( 102 - 178 ) ÷ 178] x 100 = -42.7%
Formula
Percentage change = [(102 - 178) / 178] x 100
Subtract the new number by the original number
102 - 178 = -76
-76 ÷ 178 = -0.42696629213483145
-0.42696629213483145 x 100 = -42.7%