-3.76% is the change from 133 to 128
Calculation steps:
[( 128 - 133 ) ÷ 133] x 100 = -3.76%
Formula
Percentage change = [(128 - 133) / 133] x 100
Subtract the new number by the original number
128 - 133 = -5
-5 ÷ 133 = -0.03759398496240601
-0.03759398496240601 x 100 = -3.76%