-1.54% is the change from 455 to 448
Calculation steps:
[( 448 - 455 ) ÷ 455] x 100 = -1.54%
Formula
Percentage change = [(448 - 455) / 455] x 100
Subtract the new number by the original number
448 - 455 = -7
-7 ÷ 455 = -0.015384615384615385
-0.015384615384615385 x 100 = -1.54%