-83.59% is the change from 451 to 74
Calculation steps:
[( 74 - 451 ) ÷ 451] x 100 = -83.59%
Formula
Percentage change = [(74 - 451) / 451] x 100
Subtract the new number by the original number
74 - 451 = -377
-377 ÷ 451 = -0.835920177383592
-0.835920177383592 x 100 = -83.59%