-78.2% is the change from 133 to 29
Calculation steps:
[( 29 - 133 ) ÷ 133] x 100 = -78.2%
Formula
Percentage change = [(29 - 133) / 133] x 100
Subtract the new number by the original number
29 - 133 = -104
-104 ÷ 133 = -0.7819548872180451
-0.7819548872180451 x 100 = -78.2%