-32.73% is the change from 220 to 148
Calculation steps:
[( 148 - 220 ) ÷ 220] x 100 = -32.73%
Formula
Percentage change = [(148 - 220) / 220] x 100
Subtract the new number by the original number
148 - 220 = -72
-72 ÷ 220 = -0.32727272727272727
-0.32727272727272727 x 100 = -32.73%