-35.09% is the change from 228 to 148
Calculation steps:
[( 148 - 228 ) ÷ 228] x 100 = -35.09%
Formula
Percentage change = [(148 - 228) / 228] x 100
Subtract the new number by the original number
148 - 228 = -80
-80 ÷ 228 = -0.3508771929824561
-0.3508771929824561 x 100 = -35.09%