107.37% is the change from 312 to 647
Calculation steps:
[( 647 - 312 ) ÷ 312] x 100 = 107.37%
Formula
Percentage change = [(647 - 312) / 312] x 100
Subtract the new number by the original number
647 - 312 = 335
335 ÷ 312 = 1.0737179487179487
1.0737179487179487 x 100 = 107.37%