1023.08% is the change from 13 to 146
Calculation steps:
[( 146 - 13 ) ÷ 13] x 100 = 1023.08%
Formula
Percentage change = [(146 - 13) / 13] x 100
Subtract the new number by the original number
146 - 13 = 133
133 ÷ 13 = 10.23076923076923
10.23076923076923 x 100 = 1023.08%