Name______

Review for Test – First Half of Unit 1

1. Write an equivalent expression for each

14 + 49 75 + 100 6 (2 + 3) 11(5 + 7)

2. List the factors of each

15 20

3. List the FIRST FIVE multiples of each

6 10

4. Find the GCF of 12 and 18

5. Find the GCF of 30, 45, and 60

6. Find the LCM of 10 and 6

7. Find the LCM of 4 and 8

8. Hannah is creating gift bags for her friends. She wants each bag to be exactly the same, with the same number of each type of item in the bag. She has 75 mechanical pencils with hearts, 90 huge erasers, and 120 pieces of candy.

What is the greatest number of bags she can make?

How many pieces of candy are in each bag?

How many pencils are in each bag?

How many erasers are in each bag?

9. Chris writes down a number that is even and a factor of 20. What number did he write down? He said his number is less than 9 but greater than 3.

10. Gannon has to guess the number Mrs. Harvey is thinking of before he can go to the media center. She tells him the number is a multiple of 7 and is even. What could this number be?

Use the chart to answer questions 12 – 13

Party Supplies
Invitations / 6
Balloons / 24
Paper Plates / 48
Napkins / 144
Plastic Cups / 40

12. Haylee is planning a pool party and needs to purchase supplies. She wants to have an equal number of balloons and plates. What is the least number of packs of each item she will need to buy?

_____ packs of balloons _____ packs of paper plates

13. Olivia is planning a birthday party for her younger brother. She wants to have an equal number of plates and invitations. How many of each item will she need?

14. Draw a MODEL for the division problem.

15. Draw a MODEL for the division problem.

16. Draw a MODEL for the division problem.

17. Draw a MODEL for the division problem.

Show ALL work for 18 – 26

18. 19.

20. 21.

22. 23.

24. 25. 26.

27. Clark has 25 quarters, 15 dimes, and 40 nickels. He wants to group his coins so that each group has the same number of each type of coin.

What is the greatest number of groups she can make?

How many of each type of coin will be in each group?

_____ Quarters _____ Dimes _____ Nickels

28. Tyler has 3 types of duck calls. He is lining up his calls and wants the same number of each type of call in each row. What is the greatest number of rows he can make if he uses all his duck calls? He has 24 oranges calls, 18 blue calls, 42 camouflage calls.

29. Draw a MODEL for the division problem.

30. Draw a MODEL for the division problem.