-37.2% is the change from 543 to 341
Calculation steps:
[( 341 - 543 ) ÷ 543] x 100 = -37.2%
Formula
Percentage change = [(341 - 543) / 543] x 100
Subtract the new number by the original number
341 - 543 = -202
-202 ÷ 543 = -0.3720073664825046
-0.3720073664825046 x 100 = -37.2%