191.52% is the change from 342 to 997
Calculation steps:
[( 997 - 342 ) ÷ 342] x 100 = 191.52%
Formula
Percentage change = [(997 - 342) / 342] x 100
Subtract the new number by the original number
997 - 342 = 655
655 ÷ 342 = 1.9152046783625731
1.9152046783625731 x 100 = 191.52%