-64.27% is the change from 543 to 194
Calculation steps:
[( 194 - 543 ) ÷ 543] x 100 = -64.27%
Formula
Percentage change = [(194 - 543) / 543] x 100
Subtract the new number by the original number
194 - 543 = -349
-349 ÷ 543 = -0.6427255985267035
-0.6427255985267035 x 100 = -64.27%