56.83% is the change from 637 to 999
Calculation steps:
[( 999 - 637 ) ÷ 637] x 100 = 56.83%
Formula
Percentage change = [(999 - 637) / 637] x 100
Subtract the new number by the original number
999 - 637 = 362
362 ÷ 637 = 0.5682888540031397
0.5682888540031397 x 100 = 56.83%