-77% is the change from 213 to 49
Calculation steps:
[( 49 - 213 ) ÷ 213] x 100 = -77%
Formula
Percentage change = [(49 - 213) / 213] x 100
Subtract the new number by the original number
49 - 213 = -164
-164 ÷ 213 = -0.7699530516431925
-0.7699530516431925 x 100 = -77%