164.35% is the change from 345 to 912
Calculation steps:
[( 912 - 345 ) ÷ 345] x 100 = 164.35%
Formula
Percentage change = [(912 - 345) / 345] x 100
Subtract the new number by the original number
912 - 345 = 567
567 ÷ 345 = 1.6434782608695653
1.6434782608695653 x 100 = 164.35%