-41.45% is the change from 415 to 243
Calculation steps:
[( 243 - 415 ) ÷ 415] x 100 = -41.45%
Formula
Percentage change = [(243 - 415) / 415] x 100
Subtract the new number by the original number
243 - 415 = -172
-172 ÷ 415 = -0.41445783132530123
-0.41445783132530123 x 100 = -41.45%