6800% is the change from 5 to 345
Calculation steps:
[( 345 - 5 ) ÷ 5] x 100 = 6800%
Formula
Percentage change = [(345 - 5) / 5] x 100
Subtract the new number by the original number
345 - 5 = 340
340 ÷ 5 = 68
68 x 100 = 6800%
Example