To find the Least Common Multiple you first have to write down multiples of each number until one same multiple occurs in both lists. Once you find that multiple you can circle it to use it in your answer.
To find the greatest common factor you just have you list all the factors of that number and the other's too. Then you circle the largest factor that occurs in both lists.
Answer:
3.b
i hope question 3.a. is 5^x ÷ 5^-3 = 5^5
3.a.
When you're combining 'like terms', look for all the terms that end with 'ab'.
Then add all the numbers that have 'ab' after them.
3+1=h i beev this because you are adding the amount of adults to children then that would get you to h
