Name:    Lesson 2: Communicating about Estimating and Calculating

1.

Ming has several flower gardens to plant. She wants to plant between 4000 and 5000 plants in each garden.

Which combinations of plants can Ming use for one garden?  Use the chart above.
 a. tulips, pansies, and sweet peas b. tulips, daisies, and pansies c. tulips, sweet peas, and california poppies d. tulips, sweet peas, and daisies

2.

Which combinations of plants can Ming use for another garden? Use the chart above.
 a. pansies and daisies c. tulips and daisies b. tulips and sweet peas d. sweet peas and daisies

3.

Fernando has several vegetable gardens to plant. He wants to plant between 6000 and 7000 plants in each garden.

 Vegetable Potato Tomato Lettuce Broccoli Onion Number of Plants 2756 2378 2014 2937 2158

Which combination of plants can Fernando use for one garden? Use the chart above.
 a. potatoes, lettuce, and broccoli c. lettuce, onions, and tomotoes b. tomatoes, lettuce, and potatoes d. broccoli, potatoes, and tomatoes

4.

Fernando wants to plant another garden that contains 5500 to 6000 plants. Use the chart above to determine which plants Fernando can use.
 a. tomatoes and broccoli c. tomatoes and potatoes b. broccoli and potatoes d. onions and potatoes

5.

Brenda has 7000 rewards points. She can trade them of the items listed in the table below.

 Item MP3 Player Digital Camera Tickets to a Baseball Game Mountain Bike \$100 Gift Certificate Points 2700 2625 1250 3150 575

Which combination of three items can she choose to trade in most of her points?
 a. MP3 player, tickets, and gift certificate b. digital camera, mountain bike, and tickets c. mountain bike, tickets, and gift certificate d. MP3 player, digital camera, and tickets

6.

Karl has 5000 points. Which combination of two items can he choose from the table in question 5 to trade in most of his points?
 a. mountain bike and tickets c. digital camera and tickets b. MP3 player and digital camera d. MP3 player and mountain bike

7.

Select the most reasonable estimate.

 a. 15 000 b. 16 000 c. 17 000 d. 18 000

8.

Select the most reasonable estimate.

 a. 13 800 b. 14 800 c. 13 000 d. 14 500

9.

Select the most reasonable estimate and the correct sum.

 a. 6000 and 6001 b. 7000 and 7001 c. 8000 and 6001 d. 6500 and 7001

10.

Select the most reasonable estimate and the correct sum.

3409 + 1396 + 3402 + 2473
 a. 10 000 and 10 386 c. 10 600 and 10 680 b. 11 000 and 10 680 d. 10 800 and 10 680