33.75% is the change from 637 to 852
Calculation steps:
[( 852 - 637 ) ÷ 637] x 100 = 33.75%
Formula
Percentage change = [(852 - 637) / 637] x 100
Subtract the new number by the original number
852 - 637 = 215
215 ÷ 637 = 0.33751962323390894
0.33751962323390894 x 100 = 33.75%