178.57% is the change from 112 to 312
Calculation steps:
[( 312 - 112 ) ÷ 112] x 100 = 178.57%
Formula
Percentage change = [(312 - 112) / 112] x 100
Subtract the new number by the original number
312 - 112 = 200
200 ÷ 112 = 1.7857142857142858
1.7857142857142858 x 100 = 178.57%