-66.89% is the change from 447 to 148
Calculation steps:
[( 148 - 447 ) ÷ 447] x 100 = -66.89%
Formula
Percentage change = [(148 - 447) / 447] x 100
Subtract the new number by the original number
148 - 447 = -299
-299 ÷ 447 = -0.668903803131991
-0.668903803131991 x 100 = -66.89%