5150% is the change from 18 to 945
Calculation steps:
[( 945 - 18 ) ÷ 18] x 100 = 5150%
Formula
Percentage change = [(945 - 18) / 18] x 100
Subtract the new number by the original number
945 - 18 = 927
927 ÷ 18 = 51.5
51.5 x 100 = 5150%
Example