74.15% is the change from 557 to 970
Calculation steps:
[( 970 - 557 ) ÷ 557] x 100 = 74.15%
Formula
Percentage change = [(970 - 557) / 557] x 100
Subtract the new number by the original number
970 - 557 = 413
413 ÷ 557 = 0.7414721723518851
0.7414721723518851 x 100 = 74.15%