140.76% is the change from 341 to 821
Calculation steps:
[( 821 - 341 ) ÷ 341] x 100 = 140.76%
Formula
Percentage change = [(821 - 341) / 341] x 100
Subtract the new number by the original number
821 - 341 = 480
480 ÷ 341 = 1.4076246334310851
1.4076246334310851 x 100 = 140.76%