-87.92% is the change from 745 to 90
Calculation steps:
[( 90 - 745 ) ÷ 745] x 100 = -87.92%
Formula
Percentage change = [(90 - 745) / 745] x 100
Subtract the new number by the original number
90 - 745 = -655
-655 ÷ 745 = -0.8791946308724832
-0.8791946308724832 x 100 = -87.92%