1. CH. 8 PRAC. TEST QUESTIONS

2. Area Model & Partial Products ◦ Draw an area model to find the product of 56 x 28 ◦ What partial products did you add to find the product? ◦ A. 1,000 + 400 + 120 + 48 ◦ B. 7,000 + 450 +120 + 42 ◦ C. 1,000 + 450 + 80 +54 ◦ D. 120 + 48 + 400 + 1,200

3. ◦ Complete the area model and add the partial products to solve for the product. ◦ Write an equation that matches the area model. 50 3 90 5

4. Fill in the table to find the partial products of 16 x 73 ◦ Add the partial products to find the product.

5. ◦ In the problem 80 x 60, explain how you know the number of zeros the answer should have.

6. Word Problems ◦ There are 14 students on the track team. The coach will get new uniforms for the team. The tops cost $12 each and the shorts cost $10 dollars each. Which of these expressions can be used to find the cost of the unifroms for the 14 runners? Select all that apply. ◦ A. (14 x 12) + (14 x 10) ◦ B. 14 x (12 +10) ◦ C. (10 x 22) + (4 X 22) ◦ D. (14 x 22)

7. Word Problems ◦ Fourteen fourth grade classes in Chino participated in a toy drive. Each class has 26 students. Which shows the total number of toys that were donated if every student donated 1 toy.? ◦ A. 360 ◦ B. 364 ◦ C. 60 ◦ D. 86

8. Word Problem ◦ Mrs. Bean’s 28 students are going on a field trip to a nearby museum. The tickets cost $9 each and lunch will cost $5 per person. Mrs. Bean asked Nick and Megan to each find how much the total field trip will cost the class. ◦ Nick adds $9 and $5 to get $14. Then he multiplies $14 by the number of students, 28, to find the total cost. ◦ Megan multiplies $9 by 28 students. Then she multiplies $5 by 28 students. She then adds the two products to find the total cost. ◦ Which solution do you agree with? What do you notice about their solutions?

9. Find the product ◦ 67 x 25 ◦ 82 x 49 ◦ 56 x 38

10. Word Problem ◦ Pep Club provided snacks for the 87 students volunteering at the Winter Festival. They gave each student 5 apple slices, 1 granola bar, and 1 box of raisins. Which shows the total number of snacks the PTA provided? ◦ A. 600 ◦ B. 470 ◦ C. 609 ◦ D. 906

11. Two-step Word Problem ◦ Bob gets paid $25 for each car he washes. For the 4 weeks of December, Bob has 7 cars to wash each week. How much will Bob earn in December? ◦ A. $650 ◦ B. $700 ◦ C. $100 ◦ D. $300