-54.8% is the change from 542 to 245
Calculation steps:
[( 245 - 542 ) ÷ 542] x 100 = -54.8%
Formula
Percentage change = [(245 - 542) / 542] x 100
Subtract the new number by the original number
245 - 542 = -297
-297 ÷ 542 = -0.5479704797047971
-0.5479704797047971 x 100 = -54.8%