-66.85% is the change from 543 to 180
Calculation steps:
[( 180 - 543 ) ÷ 543] x 100 = -66.85%
Formula
Percentage change = [(180 - 543) / 543] x 100
Subtract the new number by the original number
180 - 543 = -363
-363 ÷ 543 = -0.6685082872928176
-0.6685082872928176 x 100 = -66.85%