Topic 5/6 Enhanced Quiz

Which expression can be used to find the product of 4 and 36?

• (4×300)+(4×6)

• (4×40)+(4×4)

• (4×35)+(4×5)

• (4×30)+(4×6)

Write an equation to find the amount that is 3 times as much as 100.

• a = 3 x 100

• 100 x a = 3

• a = 3 + 100

• 100 - 3 = a

Tara’s school has 4 fourth grade classes, each with about 26 students. What is a reasonable estimate of the total number of fourth grade students in Tara’s school? Select the two that apply.

• 300

• 120

• 100

• 12

• 30

Mr. Sanchez gives 5 tours of the Grand Canyon each day. There are 12 people in every tour group. Write an equation that shows how many people go on one of Mr. Sanchez’s tours each day.

• 5 x t = 12

• 12 = 5 + t

• 12 + 5 = t

• 5 x 12 = t

To find the product of 7 × 62, Kerry first multiplied 7 by 60 to get 420. What should Kerry do next?

• Subtract 7 from 420

• Add 7 to 420

• Multiply 7 by 2

• Multiply 7 by 420

The high school marching band has about 339 band members. Each band member is asked to pay $8 to pay for transportation. Which expression can Tara use to get the best estimate of the amount of money collected to pay for band transportation?

• 300 × 10

• 340 × 8

• 350 × 5

• 330 × 5

Jamiah used the array to find the product of 140 × 4. Which statement explains why he can use the array shown?

• He cannot use the array shown to find the product of 140 × 4.

• Because the product of 140 × 4 is ten more than the product of14 × 4.

• Because the product of 140 × 4 is ten times the product of 14 × 4.

• Because the product of 14 × 4 is ten times the product of 140 × 4.

What’s the best estimate of the product for the problem shown? 987 x 6

• 6,000

• 5,000

• 5,500

• 6,500

Carol’s brother will ride his bicycle in a charity ride. He will ride 100 miles each day for 4 days. Carol’s mother will donate $2 for each mile that he rides. How much money will Carol’s mother donate if Carol’s brother completes the full ride? Circle the answer.

• $400

• $100

• $600

• $800

In one week, City Car Wash washes 678 cars. If the car wash washes the same number of cars each week, how many cars does the City Car Wash wash in 5 weeks?

• 3,390

• 2,800

• 3,040

• 2,678