-66.21% is the change from 438 to 148
Calculation steps:
[( 148 - 438 ) ÷ 438] x 100 = -66.21%
Formula
Percentage change = [(148 - 438) / 438] x 100
Subtract the new number by the original number
148 - 438 = -290
-290 ÷ 438 = -0.6621004566210046
-0.6621004566210046 x 100 = -66.21%