352.17% is the change from 69 to 312
Calculation steps:
[( 312 - 69 ) ÷ 69] x 100 = 352.17%
Formula
Percentage change = [(312 - 69) / 69] x 100
Subtract the new number by the original number
312 - 69 = 243
243 ÷ 69 = 3.5217391304347827
3.5217391304347827 x 100 = 352.17%