-29.21% is the change from 178 to 126
Calculation steps:
[( 126 - 178 ) ÷ 178] x 100 = -29.21%
Formula
Percentage change = [(126 - 178) / 178] x 100
Subtract the new number by the original number
126 - 178 = -52
-52 ÷ 178 = -0.29213483146067415
-0.29213483146067415 x 100 = -29.21%