298.26% is the change from 172 to 685
Calculation steps:
[( 685 - 172 ) ÷ 172] x 100 = 298.26%
Formula
Percentage change = [(685 - 172) / 172] x 100
Subtract the new number by the original number
685 - 172 = 513
513 ÷ 172 = 2.9825581395348837
2.9825581395348837 x 100 = 298.26%