74.04% is the change from 312 to 543
Calculation steps:
[( 543 - 312 ) ÷ 312] x 100 = 74.04%
Formula
Percentage change = [(543 - 312) / 312] x 100
Subtract the new number by the original number
543 - 312 = 231
231 ÷ 312 = 0.7403846153846154
0.7403846153846154 x 100 = 74.04%