1012.73% is the change from 55 to 612
Calculation steps:
[( 612 - 55 ) ÷ 55] x 100 = 1012.73%
Formula
Percentage change = [(612 - 55) / 55] x 100
Subtract the new number by the original number
612 - 55 = 557
557 ÷ 55 = 10.127272727272727
10.127272727272727 x 100 = 1012.73%