-32.22% is the change from 661 to 448
Calculation steps:
[( 448 - 661 ) ÷ 661] x 100 = -32.22%
Formula
Percentage change = [(448 - 661) / 661] x 100
Subtract the new number by the original number
448 - 661 = -213
-213 ÷ 661 = -0.32223903177004537
-0.32223903177004537 x 100 = -32.22%