136% is the change from 400 to 944
Calculation steps:
[( 944 - 400 ) ÷ 400] x 100 = 136%
Formula
Percentage change = [(944 - 400) / 400] x 100
Subtract the new number by the original number
944 - 400 = 544
544 ÷ 400 = 1.36
1.36 x 100 = 136%
Example