86.43% is the change from 442 to 824
Calculation steps:
[( 824 - 442 ) ÷ 442] x 100 = 86.43%
Formula
Percentage change = [(824 - 442) / 442] x 100
Subtract the new number by the original number
824 - 442 = 382
382 ÷ 442 = 0.8642533936651584
0.8642533936651584 x 100 = 86.43%