56.67% is the change from 637 to 998
Calculation steps:
[( 998 - 637 ) ÷ 637] x 100 = 56.67%
Formula
Percentage change = [(998 - 637) / 637] x 100
Subtract the new number by the original number
998 - 637 = 361
361 ÷ 637 = 0.5667189952904239
0.5667189952904239 x 100 = 56.67%