-89.44% is the change from 947 to 100
Calculation steps:
[( 100 - 947 ) ÷ 947] x 100 = -89.44%
Formula
Percentage change = [(100 - 947) / 947] x 100
Subtract the new number by the original number
100 - 947 = -847
-847 ÷ 947 = -0.8944033790918691
-0.8944033790918691 x 100 = -89.44%