-21.95% is the change from 902 to 704
Calculation steps:
[( 704 - 902 ) ÷ 902] x 100 = -21.95%
Formula
Percentage change = [(704 - 902) / 902] x 100
Subtract the new number by the original number
704 - 902 = -198
-198 ÷ 902 = -0.21951219512195122
-0.21951219512195122 x 100 = -21.95%