1)

I will have 243 basil plants at most.

2)

I have 12 dimes. Now you can figure out the rest!

If your answer doesn't -

• is your total number of coins a multiple of 5, 6, and 10?

• does the combined value of your pennies, nickels, dimes and quarters total $3.52?

• did you organize your work so you can learn from it?

If your answer does agree -

• have you clearly shown and explained the work you did, so that a fellow student would understand?

• did you try the Extra?

• did you show how you know your answer is right?

• try to describe any special observations or patterns you noticed.

3)

It will take a crew of 3 workers 15 days to build a barn.

If your answer does not match ours,

• did you think about how long it would take one worker alone to build the barn?

• did you try drawing a diagram?

• did you think about how much of the job one worker does in one day?

• did you check your arithmetic?

If your answer does match ours,

• is your explanation clear and complete?

• did you try the Extra question?

• did you have any "Aha" moments? Explain.

• can you verify your answer by solving the problem with another method?

• did you make any assumptions in order to solve the problem? Describe them.

4)

The quilt is 77 inches long. Now you can figure out the width.

If your answer doesn't agree with ours -

• did you think about numbers which would multiply to produce a 7 in the ones place?

• did you use the given size of a double bed to help you?

• did you find the three prime factors of 5467?

If your answer does agree with ours -

• have you clearly shown and explained the work you did, so that a fellow student would understand?

• if you used guess and check, tell how you chose the numbers you tried and what you learned from numbers that did not work.

• did you try the Extra?

• did you show how you know your answer is right?

• try to describe any special observations or patterns you noticed.

5)

It should take Hazel three weeks to use a pound of tea when she is alone.

If your answer does not match ours,

• did you try to find out how much tea Jonathan drinks in two weeks?

• did you try thinking about how much tea they would drink together in six weeks?

• did you check your calculations?

If your answer does match ours,

• is your explanation clear and complete?

• did you show how you know your answer is right?

• did you try the Extra?

• did you have any "Aha!" moments or notice any patterns? Describe them.

6)

It should take Hazel three weeks to use a pound of tea when she is alone.

If your answer does not match ours,

• did you try to find out how much tea Jonathan drinks in two weeks?

• did you try thinking about how much tea they would drink together in six weeks?

• did you check your calculations?

If your answer does match ours,

• is your explanation clear and complete?

• did you show how you know your answer is right?

• did you try the Extra?

• did you have any "Aha!" moments or notice any patterns? Describe them.

7)

Anthony will make 72 butter rolls for Thanksgiving.

If your answer does not match our answer,

• did you remember that 1 dozen equals 12?

• did you draw a picture?

• did you act it out in your group?

• did you remember that Anthony's mother wants him to bake one extra roll for each person?

• did you remember that Anthony is advised to not make any partial recipes?

If your answer does match ours,

• did you try the Extra?

• are you confident that you could solve another problem like this successfully?

• is your explanation clear and complete?

• did you make any mistakes along the way? If so, how did you find them?

• what hints would you give another student trying to solve this problem?

8)

Ben's plan uses 20 chairs in each row.

If your answer does not match ours,

• did you remember that Ben's plan arranges 180 chairs in equal rows?

• did you remember that Ben's plan has 3 fewer rows than the custodian's plan, and 5 more chairs in each row?

• did you search for factor pairs of 180? Making a table can help.

• did you check your arithmetic?

If your answer does match ours,

• is your explanation clear and complete?

• did you show how you know your answer is right?

• did you try the Extra?

• did you have any "Aha!" moments or notice any patterns? Describe them.

9)

There are 61 students in Ms. Juncos's fourth grade team.

10)

1. Shawn can afford to buy 7 snacks in every two-week allowance cycle.

2. Shawn will have the money he needs for the calculator after he is given his allowance in the 39th week.

If your answer doesn't match ours,

• did you remember that he gets an allowance every two weeks?

• did you assume that he gets a snack only on school days, and that he goes to school five days a week? (He does!)

• did you think about how to round numbers in this problem?

If any of those ideas help you, you might revise your answer.

If your answer does match ours,

• did you try the Extra?

• have you clearly shown and explained the work you did?

• did you explain any patterns or insights you discovered while solving the problem?

• can you solve the problem using another strategy?

• does this problem remind you of another problem or of any experience you've had?

11)

Tabitha will use the 282 digits she purchased to number 130 apartments.

If your answer does not match ours,

• do you understand what "consecutive" means? If not, ask your teacher, or look it up here.

• do you understand it will take 3 digits to number apartments such as 100, 101, etc?

• did you figure out how many one-digit apartment numbers there are? two-digit numbers?

• did you look for patterns?

• did you check your arithmetic?

If your answer does match ours,

• is your explanation clear and complete?

• did you try the Extra question?

• did you verify your answer with another method?

• did you have any "Aha!" moments? If so, describe them.