88% is the change from 450 to 846
Calculation steps:
[( 846 - 450 ) ÷ 450] x 100 = 88%
Formula
Percentage change = [(846 - 450) / 450] x 100
Subtract the new number by the original number
846 - 450 = 396
396 ÷ 450 = 0.88
0.88 x 100 = 88%
Example