Topic 4 Review

Multiple Choice

Look at Question 1 - How thick is a stack of 500 credit cards?

• 380 mm

• 49.6 mm

• 38,000 mm

• 3.8 mm

Multiple Choice

Look at question 2 part A. Which is a reasonable estimate?

• 60 x 0.2 = 12

• 60 x 20 = 1200

• 60 x 0.20 = 1.20

Multiple Choice

Look at question 2 part B. Which is the actual length of the row of bricks?

• 11.21 m

• 11.31 m

• 10.78 m

• 12.21 m

Multiple Choice

Look at Question 3. What is the multiplication expression and answer when you multiply?

• 0.3 x 0.8; 0.24

• 8 x 3; 24

• 0.08 x 0.03; 0.24

Multiple Choice

Look at Question 4. Which of the following equations is correct?

• 5 x 0.08 = 0.4

• 0.5 x 0.08 = 0.4

• 5 x 0.8 = 0.4

Multiple Choice

Look at Question 5. How much did she spend on fabric?

• $22.77

• $22.76

• $24.87

• $12,470

Multiple Choice

Look at Question 6. How many equations were correct?

• 2

• 3

• 4

• 5

​Question 6: Did you get it right?

​

​

​

​

​

​Yes!

​Yes!

​Yes!

​Nope

​Nope

Multiple Choice

Look at Question 7. How many equations were correct?

• 2

• 3

• 4

• 5

​Question 7: Did you get it right?

​

​

​

​

​

​Yes!

​Yes!

​Yes!

​Nope

​Nope

​The answer to question 8 part A is...

​

10 cm; but you should also put...

​

4 x 2.5 = 10​

Multiple Choice

Look at Question 8 Part B. Which MULTIPLICATION equation will find the area?

• 2.5 x 2.5 = 6.25

• 2.5 x 2 = 5.0

• 2.5 x 2.5 = 5.0

Multiple Choice

Look at Question 10. How many equations were correct?

• 2

• 3

• 4

• 5

​Question 10: Did you get it right?

​

​

​

​

​

​Yes!

​Yes!

​Yes!

​Nope

​Nope

Multiple Choice

Look at Question 11. What is the equation to show how many calories are in 3.5 glasses of lemonade?

• 115 x 3.5 = 402.5

• 115 x 3.5 = 92

• 115 x 35 = 44025

• 115 x 3.5 = 102.5

Multiple Choice

Look at Question 17. What number do you multiply by 52? (This is the number of miles walked each Friday)

• 1.85

• 0.65

• 1.2

• 96.2

Multiple Choice

Look at Question 18 Part A. What is the estimate for the three walls?

• 64 x 3 = 192

• 8 x 8 = 64

• 8 x 3 = 24

Multiple Choice

Look at Question 18 Part B. What is the exact area of the three walls?

• 8.3 x 7.5 = 62.25

• 62.25 x 3 = 186.75

• 62.25 x 3 = 118.5

Multiple Choice

Look at Question 19 Part B. What did Leticia do wrong?

• She wrote 0.5 instead of 0.05

• Leticia was correct!

Multiple Choice

Look at Question 20. What was the equation for the estimate?

• 5 x 200 = 1,000

• 191 x 5 = 955

• 50

Multiple Choice

Look at Question 21 Part A. Which expression represents the problem?

• 3.72 x 4

• 3.72 x 1

• 3.72 $$\div$$  4

• 3.72 $$\div$$  1

Multiple Choice

Look at Question 21 Part B. How many pounds of apples did Andrea buy?

• 14.88 lb

• 8

• 4.88

• 82