-69.8% is the change from 947 to 286
Calculation steps:
[( 286 - 947 ) ÷ 947] x 100 = -69.8%
Formula
Percentage change = [(286 - 947) / 947] x 100
Subtract the new number by the original number
286 - 947 = -661
-661 ÷ 947 = -0.6979936642027456
-0.6979936642027456 x 100 = -69.8%