-23.08% is the change from 442 to 340
Calculation steps:
[( 340 - 442 ) ÷ 442] x 100 = -23.08%
Formula
Percentage change = [(340 - 442) / 442] x 100
Subtract the new number by the original number
340 - 442 = -102
-102 ÷ 442 = -0.23076923076923078
-0.23076923076923078 x 100 = -23.08%