50.83% is the change from 663 to 1000
Calculation steps:
[( 1000 - 663 ) ÷ 663] x 100 = 50.83%
Formula
Percentage change = [(1000 - 663) / 663] x 100
Subtract the new number by the original number
1000 - 663 = 337
337 ÷ 663 = 0.5082956259426847
0.5082956259426847 x 100 = 50.83%