Content Based

Assessment for 5.OA.1and OA.2

Find the missing number. Tell how you arrived at the answer.

1. 4 x 6 = x 3

Name____________________ Date ___________________

Add parenthesis to make the statement true.

8 X 10 + 5 = 120

________________________________Prove that your expression is true:_________________________________________________Why is the parenthesis important?____________________________

When asked to tell what she did to get the answer of 10, Susie said,

Write an expression that is equivalent to Susie’s

statement.

When asked to tell what she did to get the answer of 10, Susie said,

Write an expression that is equivalent to Susie’s

statement.

“Subtract 15

from 45, & then

divide by 3”.

Write an expression for this situation.

Last fall, the zoo had 30 alligators in their Cyprus Swamp exhibit.

Because it was getting too crowded in the habitat, they decided to give 1/3 of the alligators to the Georgia Zoo.

The following spring, the remaining alligators had 3 more babies.

Match an expression to the context given by putting the problem number in the answer blank

beside the correct expression. (There are more expressions than contexts, so you will not use one of

the expressions. You will not repeat any expressions.)

Context Answer blank

Expression

1. Three times the difference between eighteen and thirteen

16 – 7 X 2

2. Five less than the product of eight and three

16 ÷ 8 - 3

3. The difference between sixteen, and the product of seven and two

2 (8 + 3)

4. Ten more than the quotient of sixteen divided by eight

3 X (18 – 13)

5. Twice as much as the sum of eight and three

8 x 3 - 5

16 ÷ 8 + 10

Evaluate: 2 x [5 + (3 x 2)] or 2 [5 + (3 x 2)]

Shade your response on the grid.

In PE class, 3 kids each stacked 58 blue cups and 62 red cups in a cup stacking contest.This expression represents what happened:

( 3 X 58 ) + (3 X 62 )

Rate your feelings about the test.

Choose one.

In the expression :3 x (6 + 7)

How does having the 3 X in front of the parenthesis affect the overall value of the expression?

a. The value is the same. b. The value is three times greater.

c. The value is three times less.

d. The value is 7 more.

Multiple choice. Choose the best answer and circle it.

In the expression :2(105 X 4)

How does having the X 4 after the 105 affect the overall value of the expression?

a. The value is the same. b. The value is four times greater.

c. The value is four times less. d. The value is 4 more.

Scoring KeyQuestion Answer

1 4 x 6= 8 x 3 Student should be able to explain the relationship between the factors in the problem. They should see 4 as ½ of 8 and 3 as ½ of 6. They may also see 4 doubled is 8 and think of halving 6 to get 3.

2 12 x 15 = 6 x 30 Student should be able to explain the relationship between the factors in the problem. They should see 15 as ½ of 30 and 6 as ½ of 12. They may also see 15 doubled is 30 and think of halving 12 to get 6.

3 (45 – 15) ÷3

4 8 X (10 + 5) = 120 Student explanation should be able to relate his understanding that 10 added to 5 is 15 and 15 times 8 is 120. Student should also note that a parenthesis is important because it tells us which operation to do first.

5 (30 x 1/3) + 3

6 See side note

7 See side note

8 Multiple answers are excepted. Some examples are:58 + 58 + 58 + 62 + 62 + 62 120 + 120 + 120 58 + 58 + 58+ 184 150 + 180 + 24 + 6 110 + 110+ 110 + 30For Part B, children should be able to explain that the answer to their expression is equivalent to the given expression by solving both problems and arriving at 360.

9 B.

10 A.

2 2

Answer blank

Expression

#3 16 – 7 X 2

No match

16 ÷ 8 - 3

#5 2 (8 + 3)

#1 3 X (18 – 13)

#2 8 x 3 - 5

#4 16 ÷ 8 + 10

Performance Task:

• Creating a Budget

Budget Task:

• At the end of the month, you will get to visit the classroom store to spend the money you are earning by completing your classroom jobs.

• In order to get ready for shopping day, you need to create a budget for yourself.

• This task will give you practice budgeting your money.

Each Friday, you get paid $10.00for successfully completing your classroom job.

You can earn up to 3 $0.50 bonuses a week for participation.

You can also earn $0.25 for organization each morning that you have all homework labeled and turned in on time.

Write an expression that represents your potential earnings for the month of March(starting the week of 3/4/13).

1 2

3 4 5 6 7 8 9

10 11 12 13 14 15 16

17 18 19 20 21 22 23

24 25 26 27 28 29 30

31

At the beginning of the month, your goal was to buy a soccer ball.

It costs $45.00.

Do you have enough money?

Tell how you know.

Scoring Rubric