129.15% is the change from 343 to 786
Calculation steps:
[( 786 - 343 ) ÷ 343] x 100 = 129.15%
Formula
Percentage change = [(786 - 343) / 343] x 100
Subtract the new number by the original number
786 - 343 = 443
443 ÷ 343 = 1.2915451895043732
1.2915451895043732 x 100 = 129.15%