120.7% is the change from 343 to 757
Calculation steps:
[( 757 - 343 ) ÷ 343] x 100 = 120.7%
Formula
Percentage change = [(757 - 343) / 343] x 100
Subtract the new number by the original number
757 - 343 = 414
414 ÷ 343 = 1.206997084548105
1.206997084548105 x 100 = 120.7%