1.8 = 180% (multiply a decimal by 100 to get the percentage).
4.2
126
It is: 18
2
18
90
The LCM is: 72
NO
one...
9
It is 6
15% * 18 pound = 2.70 pound.18 - 2.7 = 15.30 poundHowever if you misspelled and actually mean 15 percent of18, then the answer is 2.70 pound. ("off" means 18 minus 15% of 18)