84.6% is the change from 448 to 827
Calculation steps:
[( 827 - 448 ) ÷ 448] x 100 = 84.6%
Formula
Percentage change = [(827 - 448) / 448] x 100
Subtract the new number by the original number
827 - 448 = 379
379 ÷ 448 = 0.8459821428571429
0.8459821428571429 x 100 = 84.6%