1983.33% is the change from 12 to 250
Calculation steps:
[( 250 - 12 ) ÷ 12] x 100 = 1983.33%
Formula
Percentage change = [(250 - 12) / 12] x 100
Subtract the new number by the original number
250 - 12 = 238
238 ÷ 12 = 19.833333333333332
19.833333333333332 x 100 = 1983.33%