70.83% is the change from 312 to 533
Calculation steps:
[( 533 - 312 ) ÷ 312] x 100 = 70.83%
Formula
Percentage change = [(533 - 312) / 312] x 100
Subtract the new number by the original number
533 - 312 = 221
221 ÷ 312 = 0.7083333333333334
0.7083333333333334 x 100 = 70.83%