17.3% is the change from 341 to 400
Calculation steps:
[( 400 - 341 ) ÷ 341] x 100 = 17.3%
Formula
Percentage change = [(400 - 341) / 341] x 100
Subtract the new number by the original number
400 - 341 = 59
59 ÷ 341 = 0.17302052785923755
0.17302052785923755 x 100 = 17.3%