80.13% is the change from 312 to 562
Calculation steps:
[( 562 - 312 ) ÷ 312] x 100 = 80.13%
Formula
Percentage change = [(562 - 312) / 312] x 100
Subtract the new number by the original number
562 - 312 = 250
250 ÷ 312 = 0.8012820512820513
0.8012820512820513 x 100 = 80.13%