122.25% is the change from 400 to 889
Calculation steps:
[( 889 - 400 ) ÷ 400] x 100 = 122.25%
Formula
Percentage change = [(889 - 400) / 400] x 100
Subtract the new number by the original number
889 - 400 = 489
489 ÷ 400 = 1.2225
1.2225 x 100 = 122.25%