140.29% is the change from 345 to 829
Calculation steps:
[( 829 - 345 ) ÷ 345] x 100 = 140.29%
Formula
Percentage change = [(829 - 345) / 345] x 100
Subtract the new number by the original number
829 - 345 = 484
484 ÷ 345 = 1.4028985507246376
1.4028985507246376 x 100 = 140.29%