150.9% is the change from 387 to 971
Calculation steps:
[( 971 - 387 ) ÷ 387] x 100 = 150.9%
Formula
Percentage change = [(971 - 387) / 387] x 100
Subtract the new number by the original number
971 - 387 = 584
584 ÷ 387 = 1.5090439276485788
1.5090439276485788 x 100 = 150.9%