17.86% is the change from 823 to 970
Calculation steps:
[( 970 - 823 ) ÷ 823] x 100 = 17.86%
Formula
Percentage change = [(970 - 823) / 823] x 100
Subtract the new number by the original number
970 - 823 = 147
147 ÷ 823 = 0.17861482381530985
0.17861482381530985 x 100 = 17.86%