-93.98% is the change from 947 to 57
Calculation steps:
[( 57 - 947 ) ÷ 947] x 100 = -93.98%
Formula
Percentage change = [(57 - 947) / 947] x 100
Subtract the new number by the original number
57 - 947 = -890
-890 ÷ 947 = -0.9398099260823654
-0.9398099260823654 x 100 = -93.98%