-25.43% is the change from 291 to 217
Calculation steps:
[( 217 - 291 ) ÷ 291] x 100 = -25.43%
Formula
Percentage change = [(217 - 291) / 291] x 100
Subtract the new number by the original number
217 - 291 = -74
-74 ÷ 291 = -0.2542955326460481
-0.2542955326460481 x 100 = -25.43%