45 / 405 x 100 = 11.11%
405
40.5 is 45% of 90.
£450 x .10 = £45 discount £450 - £45 = £405 to pay.
To make a percentage a faction put it over 100 and simplify: 405 % = 405/100 = 45/100 = 41/20
9
The LCM is 405.
405 !!! use a calculator
405% is 4.05
405/144 = 45/16
38% of 405 = 38% * 405 = 0.38 * 405 = 153.9
5% of 405 = 5% * 405 = 0.05 * 405 = 20.25