-77.64% is the change from 957 to 214
Calculation steps:
[( 214 - 957 ) ÷ 957] x 100 = -77.64%
Formula
Percentage change = [(214 - 957) / 957] x 100
Subtract the new number by the original number
214 - 957 = -743
-743 ÷ 957 = -0.7763845350052246
-0.7763845350052246 x 100 = -77.64%