-1.32% is the change from 228 to 225
Calculation steps:
[( 225 - 228 ) ÷ 228] x 100 = -1.32%
Formula
Percentage change = [(225 - 228) / 228] x 100
Subtract the new number by the original number
225 - 228 = -3
-3 ÷ 228 = -0.013157894736842105
-0.013157894736842105 x 100 = -1.32%