-42.45% is the change from 947 to 545
Calculation steps:
[( 545 - 947 ) ÷ 947] x 100 = -42.45%
Formula
Percentage change = [(545 - 947) / 947] x 100
Subtract the new number by the original number
545 - 947 = -402
-402 ÷ 947 = -0.4244984160506864
-0.4244984160506864 x 100 = -42.45%