23.08% is the change from 637 to 784
Calculation steps:
[( 784 - 637 ) ÷ 637] x 100 = 23.08%
Formula
Percentage change = [(784 - 637) / 637] x 100
Subtract the new number by the original number
784 - 637 = 147
147 ÷ 637 = 0.23076923076923078
0.23076923076923078 x 100 = 23.08%