-78.83% is the change from 633 to 134
Calculation steps:
[( 134 - 633 ) ÷ 633] x 100 = -78.83%
Formula
Percentage change = [(134 - 633) / 633] x 100
Subtract the new number by the original number
134 - 633 = -499
-499 ÷ 633 = -0.7883096366508688
-0.7883096366508688 x 100 = -78.83%