177.1% is the change from 297 to 823
Calculation steps:
[( 823 - 297 ) ÷ 297] x 100 = 177.1%
Formula
Percentage change = [(823 - 297) / 297] x 100
Subtract the new number by the original number
823 - 297 = 526
526 ÷ 297 = 1.771043771043771
1.771043771043771 x 100 = 177.1%