-65.17% is the change from 666 to 232
Calculation steps:
[( 232 - 666 ) ÷ 666] x 100 = -65.17%
Formula
Percentage change = [(232 - 666) / 666] x 100
Subtract the new number by the original number
232 - 666 = -434
-434 ÷ 666 = -0.6516516516516516
-0.6516516516516516 x 100 = -65.17%