-2.2% is the change from 182 to 178
Calculation steps:
[( 178 - 182 ) ÷ 182] x 100 = -2.2%
Formula
Percentage change = [(178 - 182) / 182] x 100
Subtract the new number by the original number
178 - 182 = -4
-4 ÷ 182 = -0.02197802197802198
-0.02197802197802198 x 100 = -2.2%