214.71% is the change from 306 to 963
Calculation steps:
[( 963 - 306 ) ÷ 306] x 100 = 214.71%
Formula
Percentage change = [(963 - 306) / 306] x 100
Subtract the new number by the original number
963 - 306 = 657
657 ÷ 306 = 2.1470588235294117
2.1470588235294117 x 100 = 214.71%