-41.94% is the change from 217 to 126
Calculation steps:
[( 126 - 217 ) ÷ 217] x 100 = -41.94%
Formula
Percentage change = [(126 - 217) / 217] x 100
Subtract the new number by the original number
126 - 217 = -91
-91 ÷ 217 = -0.41935483870967744
-0.41935483870967744 x 100 = -41.94%