-41.35% is the change from 133 to 78
Calculation steps:
[( 78 - 133 ) ÷ 133] x 100 = -41.35%
Formula
Percentage change = [(78 - 133) / 133] x 100
Subtract the new number by the original number
78 - 133 = -55
-55 ÷ 133 = -0.41353383458646614
-0.41353383458646614 x 100 = -41.35%