-21.33% is the change from 900 to 708
Calculation steps:
[( 708 - 900 ) ÷ 900] x 100 = -21.33%
Formula
Percentage change = [(708 - 900) / 900] x 100
Subtract the new number by the original number
708 - 900 = -192
-192 ÷ 900 = -0.21333333333333335
-0.21333333333333335 x 100 = -21.33%