30.7% is the change from 684 to 894
Calculation steps:
[( 894 - 684 ) ÷ 684] x 100 = 30.7%
Formula
Percentage change = [(894 - 684) / 684] x 100
Subtract the new number by the original number
894 - 684 = 210
210 ÷ 684 = 0.30701754385964913
0.30701754385964913 x 100 = 30.7%