2813.04% is the change from 23 to 670
Calculation steps:
[( 670 - 23 ) ÷ 23] x 100 = 2813.04%
Formula
Percentage change = [(670 - 23) / 23] x 100
Subtract the new number by the original number
670 - 23 = 647
647 ÷ 23 = 28.130434782608695
28.130434782608695 x 100 = 2813.04%