169.45% is the change from 311 to 838
Calculation steps:
[( 838 - 311 ) ÷ 311] x 100 = 169.45%
Formula
Percentage change = [(838 - 311) / 311] x 100
Subtract the new number by the original number
838 - 311 = 527
527 ÷ 311 = 1.6945337620578778
1.6945337620578778 x 100 = 169.45%