-94.63% is the change from 633 to 34
Calculation steps:
[( 34 - 633 ) ÷ 633] x 100 = -94.63%
Formula
Percentage change = [(34 - 633) / 633] x 100
Subtract the new number by the original number
34 - 633 = -599
-599 ÷ 633 = -0.9462875197472354
-0.9462875197472354 x 100 = -94.63%