0.33% is the change from 912 to 915
Calculation steps:
[( 915 - 912 ) ÷ 912] x 100 = 0.33%
Formula
Percentage change = [(915 - 912) / 912] x 100
Subtract the new number by the original number
915 - 912 = 3
3 ÷ 912 = 0.003289473684210526
0.003289473684210526 x 100 = 0.33%