118.24% is the change from 455 to 993
Calculation steps:
[( 993 - 455 ) ÷ 455] x 100 = 118.24%
Formula
Percentage change = [(993 - 455) / 455] x 100
Subtract the new number by the original number
993 - 455 = 538
538 ÷ 455 = 1.1824175824175824
1.1824175824175824 x 100 = 118.24%