-77.4% is the change from 947 to 214
Calculation steps:
[( 214 - 947 ) ÷ 947] x 100 = -77.4%
Formula
Percentage change = [(214 - 947) / 947] x 100
Subtract the new number by the original number
214 - 947 = -733
-733 ÷ 947 = -0.7740232312565998
-0.7740232312565998 x 100 = -77.4%