-31.48% is the change from 216 to 148
Calculation steps:
[( 148 - 216 ) ÷ 216] x 100 = -31.48%
Formula
Percentage change = [(148 - 216) / 216] x 100
Subtract the new number by the original number
148 - 216 = -68
-68 ÷ 216 = -0.3148148148148148
-0.3148148148148148 x 100 = -31.48%