-98.77% is the change from 243 to 3
Calculation steps:
[( 3 - 243 ) ÷ 243] x 100 = -98.77%
Formula
Percentage change = [(3 - 243) / 243] x 100
Subtract the new number by the original number
3 - 243 = -240
-240 ÷ 243 = -0.9876543209876543
-0.9876543209876543 x 100 = -98.77%