-91.25% is the change from 514 to 45
Calculation steps:
[( 45 - 514 ) ÷ 514] x 100 = -91.25%
Formula
Percentage change = [(45 - 514) / 514] x 100
Subtract the new number by the original number
45 - 514 = -469
-469 ÷ 514 = -0.9124513618677043
-0.9124513618677043 x 100 = -91.25%