Factors are numbers that divide evenly into a number
best way to do it start at 1 and go up
example 24
1 and 24
2 and 12
3 and 8
4 and 6
5 and (that's doesn't go in evenly so it not a factor)
6 and 4 and when they repeat like this, stop
Now list all your numbers
1, 2, 3, 4, 6, 8, 12, 24 and the factors of 24
Answer:
$216
Step-by-step explanation:
Do 
= 0.2. Now you do 270 x 0.2, which equals 54. Finnaly you do 270-54, which equals 216. So now you have your answer.
