56% is the change from 200 to 312
Calculation steps:
[( 312 - 200 ) ÷ 200] x 100 = 56%
Formula
Percentage change = [(312 - 200) / 200] x 100
Subtract the new number by the original number
312 - 200 = 112
112 ÷ 200 = 0.56
0.56 x 100 = 56%
Example