146.3% is the change from 311 to 766
Calculation steps:
[( 766 - 311 ) ÷ 311] x 100 = 146.3%
Formula
Percentage change = [(766 - 311) / 311] x 100
Subtract the new number by the original number
766 - 311 = 455
455 ÷ 311 = 1.4630225080385852
1.4630225080385852 x 100 = 146.3%