375% is the change from 140 to 665
Calculation steps:
[( 665 - 140 ) ÷ 140] x 100 = 375%
Formula
Percentage change = [(665 - 140) / 140] x 100
Subtract the new number by the original number
665 - 140 = 525
525 ÷ 140 = 3.75
3.75 x 100 = 375%
Example