4490% is the change from 20 to 918
Calculation steps:
[( 918 - 20 ) ÷ 20] x 100 = 4490%
Formula
Percentage change = [(918 - 20) / 20] x 100
Subtract the new number by the original number
918 - 20 = 898
898 ÷ 20 = 44.9
44.9 x 100 = 4490%
Example