enVision Math, 4th Grade, Topic 6 Practice Test

Don works 18 hours a week at the library. Which shows the best way to use rounding to estimate how many hours Don will work in 52 weeks (6-3)

• 10 X 50
• 10 X 60
• 20 X 50
• 18 X 60

An opossum can have 21 babies at one time. Suppose 10 opossums had babies all at the same time. How many baby opossums would there be?

• 320
• 210
• 110
• 31

There are 24 rows in an auditorium. Each row has 42 seats. Which is the best estimate of the total number of seats.

• 70

• 400

• 500

• 800

A movie theater sells 50 tickets for each showing of a movie. They showed the movie 40 times last week. How many tickets did they sell? (6-2)

• 20,000
• 2,000
• 200
• 20

Elaine is making 10 pine cone wreaths to sell at a fair. She needs 13 pine cones for each wreath. How many pine cones does she need in all? (6-1)

• 13

• 103

• 130

• 140

A big rig truck has 18 wheels. How many more wheels are on 2 big rig trucks than on 5 cars? (6-5)

• 14
• 16
• 20
• 36

Mr. Hans bought 40 boxes of tiles for his kitchen floor. Each box of tiles cost $30. How much money did Mr. Hans pay for the tiles? (6-2)

• $12,000
• $1,200
• $120
• $70

Which is the best way to use rounding to estimate 31 X 82? (6-3)

• 40 X 90
• 40 X 80
• 30 X 90
• 30 X 80

Which pair of numbers best completes the number sentence? (6-2)
? X 20 = ?

• 50 and 1,000
• 50 and 100
• 50 and 70
• 5 and 1,000

Mr. Smith's plant stand has 6 shelves. Each shelf holds 4 plants. Mr. Smith has already put 16 plants on his stand. How many more plants can he fit on the plant stand?

• 8
• 16
• 24
• 64