87.1% is the change from 442 to 827
Calculation steps:
[( 827 - 442 ) ÷ 442] x 100 = 87.1%
Formula
Percentage change = [(827 - 442) / 442] x 100
Subtract the new number by the original number
827 - 442 = 385
385 ÷ 442 = 0.8710407239819005
0.8710407239819005 x 100 = 87.1%