3.27% is the change from 947 to 978
Calculation steps:
[( 978 - 947 ) ÷ 947] x 100 = 3.27%
Formula
Percentage change = [(978 - 947) / 947] x 100
Subtract the new number by the original number
978 - 947 = 31
31 ÷ 947 = 0.03273495248152059
0.03273495248152059 x 100 = 3.27%