-74.56% is the change from 900 to 229
Calculation steps:
[( 229 - 900 ) ÷ 900] x 100 = -74.56%
Formula
Percentage change = [(229 - 900) / 900] x 100
Subtract the new number by the original number
229 - 900 = -671
-671 ÷ 900 = -0.7455555555555555
-0.7455555555555555 x 100 = -74.56%