73.38% is the change from 556 to 964
Calculation steps:
[( 964 - 556 ) ÷ 556] x 100 = 73.38%
Formula
Percentage change = [(964 - 556) / 556] x 100
Subtract the new number by the original number
964 - 556 = 408
408 ÷ 556 = 0.7338129496402878
0.7338129496402878 x 100 = 73.38%