-30.54% is the change from 442 to 307
Calculation steps:
[( 307 - 442 ) ÷ 442] x 100 = -30.54%
Formula
Percentage change = [(307 - 442) / 442] x 100
Subtract the new number by the original number
307 - 442 = -135
-135 ÷ 442 = -0.3054298642533937
-0.3054298642533937 x 100 = -30.54%