161.63% is the change from 344 to 900
Calculation steps:
[( 900 - 344 ) ÷ 344] x 100 = 161.63%
Formula
Percentage change = [(900 - 344) / 344] x 100
Subtract the new number by the original number
900 - 344 = 556
556 ÷ 344 = 1.6162790697674418
1.6162790697674418 x 100 = 161.63%