37.78% is the change from 630 to 868
Calculation steps:
[( 868 - 630 ) ÷ 630] x 100 = 37.78%
Formula
Percentage change = [(868 - 630) / 630] x 100
Subtract the new number by the original number
868 - 630 = 238
238 ÷ 630 = 0.37777777777777777
0.37777777777777777 x 100 = 37.78%