149.04% is the change from 312 to 777
Calculation steps:
[( 777 - 312 ) ÷ 312] x 100 = 149.04%
Formula
Percentage change = [(777 - 312) / 312] x 100
Subtract the new number by the original number
777 - 312 = 465
465 ÷ 312 = 1.4903846153846154
1.4903846153846154 x 100 = 149.04%