43.17% is the change from 637 to 912
Calculation steps:
[( 912 - 637 ) ÷ 637] x 100 = 43.17%
Formula
Percentage change = [(912 - 637) / 637] x 100
Subtract the new number by the original number
912 - 637 = 275
275 ÷ 637 = 0.4317111459968603
0.4317111459968603 x 100 = 43.17%