-71.62% is the change from 148 to 42
Calculation steps:
[( 42 - 148 ) ÷ 148] x 100 = -71.62%
Formula
Percentage change = [(42 - 148) / 148] x 100
Subtract the new number by the original number
42 - 148 = -106
-106 ÷ 148 = -0.7162162162162162
-0.7162162162162162 x 100 = -71.62%