65.84% is the change from 603 to 1000
Calculation steps:
[( 1000 - 603 ) ÷ 603] x 100 = 65.84%
Formula
Percentage change = [(1000 - 603) / 603] x 100
Subtract the new number by the original number
1000 - 603 = 397
397 ÷ 603 = 0.6583747927031509
0.6583747927031509 x 100 = 65.84%