78.28% is the change from 557 to 993
Calculation steps:
[( 993 - 557 ) ÷ 557] x 100 = 78.28%
Formula
Percentage change = [(993 - 557) / 557] x 100
Subtract the new number by the original number
993 - 557 = 436
436 ÷ 557 = 0.7827648114901257
0.7827648114901257 x 100 = 78.28%