99.71% is the change from 341 to 681
Calculation steps:
[( 681 - 341 ) ÷ 341] x 100 = 99.71%
Formula
Percentage change = [(681 - 341) / 341] x 100
Subtract the new number by the original number
681 - 341 = 340
340 ÷ 341 = 0.9970674486803519
0.9970674486803519 x 100 = 99.71%