161.9% is the change from 378 to 990
Calculation steps:
[( 990 - 378 ) ÷ 378] x 100 = 161.9%
Formula
Percentage change = [(990 - 378) / 378] x 100
Subtract the new number by the original number
990 - 378 = 612
612 ÷ 378 = 1.619047619047619
1.619047619047619 x 100 = 161.9%