3.27% is the change from 917 to 947
Calculation steps:
[( 947 - 917 ) ÷ 917] x 100 = 3.27%
Formula
Percentage change = [(947 - 917) / 917] x 100
Subtract the new number by the original number
947 - 917 = 30
30 ÷ 917 = 0.03271537622682661
0.03271537622682661 x 100 = 3.27%