19.93% is the change from 823 to 987
Calculation steps:
[( 987 - 823 ) ÷ 823] x 100 = 19.93%
Formula
Percentage change = [(987 - 823) / 823] x 100
Subtract the new number by the original number
987 - 823 = 164
164 ÷ 823 = 0.19927095990279464
0.19927095990279464 x 100 = 19.93%