145.15% is the change from 268 to 657
Calculation steps:
[( 657 - 268 ) ÷ 268] x 100 = 145.15%
Formula
Percentage change = [(657 - 268) / 268] x 100
Subtract the new number by the original number
657 - 268 = 389
389 ÷ 268 = 1.4514925373134329
1.4514925373134329 x 100 = 145.15%