-92.18% is the change from 243 to 19
Calculation steps:
[( 19 - 243 ) ÷ 243] x 100 = -92.18%
Formula
Percentage change = [(19 - 243) / 243] x 100
Subtract the new number by the original number
19 - 243 = -224
-224 ÷ 243 = -0.9218106995884774
-0.9218106995884774 x 100 = -92.18%