70.32% is the change from 556 to 947
Calculation steps:
[( 947 - 556 ) ÷ 556] x 100 = 70.32%
Formula
Percentage change = [(947 - 556) / 556] x 100
Subtract the new number by the original number
947 - 556 = 391
391 ÷ 556 = 0.7032374100719424
0.7032374100719424 x 100 = 70.32%