122.65% is the change from 340 to 757
Calculation steps:
[( 757 - 340 ) ÷ 340] x 100 = 122.65%
Formula
Percentage change = [(757 - 340) / 340] x 100
Subtract the new number by the original number
757 - 340 = 417
417 ÷ 340 = 1.2264705882352942
1.2264705882352942 x 100 = 122.65%