6.1% is the change from 377 to 400
Calculation steps:
[( 400 - 377 ) ÷ 377] x 100 = 6.1%
Formula
Percentage change = [(400 - 377) / 377] x 100
Subtract the new number by the original number
400 - 377 = 23
23 ÷ 377 = 0.0610079575596817
0.0610079575596817 x 100 = 6.1%