155.38% is the change from 260 to 664
Calculation steps:
[( 664 - 260 ) ÷ 260] x 100 = 155.38%
Formula
Percentage change = [(664 - 260) / 260] x 100
Subtract the new number by the original number
664 - 260 = 404
404 ÷ 260 = 1.5538461538461539
1.5538461538461539 x 100 = 155.38%