23.17% is the change from 341 to 420
Calculation steps:
[( 420 - 341 ) ÷ 341] x 100 = 23.17%
Formula
Percentage change = [(420 - 341) / 341] x 100
Subtract the new number by the original number
420 - 341 = 79
79 ÷ 341 = 0.2316715542521994
0.2316715542521994 x 100 = 23.17%