-70.32% is the change from 849 to 252
Calculation steps:
[( 252 - 849 ) ÷ 849] x 100 = -70.32%
Formula
Percentage change = [(252 - 849) / 849] x 100
Subtract the new number by the original number
252 - 849 = -597
-597 ÷ 849 = -0.7031802120141343
-0.7031802120141343 x 100 = -70.32%