90.33% is the change from 331 to 630
Calculation steps:
[( 630 - 331 ) ÷ 331] x 100 = 90.33%
Formula
Percentage change = [(630 - 331) / 331] x 100
Subtract the new number by the original number
630 - 331 = 299
299 ÷ 331 = 0.9033232628398792
0.9033232628398792 x 100 = 90.33%