168.59% is the change from 312 to 838
Calculation steps:
[( 838 - 312 ) ÷ 312] x 100 = 168.59%
Formula
Percentage change = [(838 - 312) / 312] x 100
Subtract the new number by the original number
838 - 312 = 526
526 ÷ 312 = 1.685897435897436
1.685897435897436 x 100 = 168.59%