143.26% is the change from 319 to 776
Calculation steps:
[( 776 - 319 ) ÷ 319] x 100 = 143.26%
Formula
Percentage change = [(776 - 319) / 319] x 100
Subtract the new number by the original number
776 - 319 = 457
457 ÷ 319 = 1.432601880877743
1.432601880877743 x 100 = 143.26%