31.91% is the change from 445 to 587
Calculation steps:
[( 587 - 445 ) ÷ 445] x 100 = 31.91%
Formula
Percentage change = [(587 - 445) / 445] x 100
Subtract the new number by the original number
587 - 445 = 142
142 ÷ 445 = 0.31910112359550563
0.31910112359550563 x 100 = 31.91%