149.36% is the change from 312 to 778
Calculation steps:
[( 778 - 312 ) ÷ 312] x 100 = 149.36%
Formula
Percentage change = [(778 - 312) / 312] x 100
Subtract the new number by the original number
778 - 312 = 466
466 ÷ 312 = 1.4935897435897436
1.4935897435897436 x 100 = 149.36%