49.46% is the change from 649 to 970
Calculation steps:
[( 970 - 649 ) ÷ 649] x 100 = 49.46%
Formula
Percentage change = [(970 - 649) / 649] x 100
Subtract the new number by the original number
970 - 649 = 321
321 ÷ 649 = 0.4946070878274268
0.4946070878274268 x 100 = 49.46%