Math STAAR Review #16

Gretchen made this table to show the side lengths and perimeters of three figures.

What mistake, if any, did Gretchen make?

• The perimeter of the rectangle should be 24 yards.

• The perimeter of the square should be 36 yards.

• The perimeter of the triangle should be 20 yards.

• Gretchen did not make any mistakes in the table.

The table shows the total number of granola bars in different number of boxes.

Each box has the same number of granola bars. What is the total number of granola bars in 4 boxes?

• 124, because

  128 - 4 = 124

• 48, because

  16 X 3 = 48

• 96, because

  128 - 32 = 96

• 64, because

  16 X 4 = 64

How many lines of symmetry does this figure have?

• 1

• 2

• 3

• 4

Answer explanation

REMEMBER - Lines of Symmetry make the EXACT mirror of the image.

Mr. Watkins takes 4 trips every year. Which table shows the total number of trips Mr. Watkins takes in 5, 7, and 12 years?

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Fraction strips are shown.

Which comparison and explanation is true?

Answer explanation

Fraction Fact:

When numerators are the same (top number), look at the denominator (bottom numbers). The smaller the number the bigger the piece!!

The graph shows the number of minutes Ryan spent doing homework during four nights.

How many minutes did Ryan spend doing homework on Tuesday and Thursday combined?

Answer explanation

Always check to see the value of the the image. In this example, you need to know the value of each clock. Each clock represents 10 minutes. On Thursday, it shows a 1/2 of a clock... that would equal 1/2 of 10 minutes which is 5 minutes.

Georgia made cupcakes for a bake sale. The table below shows the total number of cupcakes in different numbers of pans.

There is the same number of cupcakes in each pan. What is one way to find the total number of cupcakes in 13 pans?

• Find the sum of 66 and 36.

• Find the difference between 120 and 13.

• Find the product of 13 and 6.

• Find the difference between 120 and 66.

EAch strip of the diagram is shaded to represent a fraction of 1 whole.

The fractions represented are --

• equivalent, because the shaded area of Strip B is greater than the shaded area of Strip A

• no equivalent, because Strip A has 4 parts in all and Strip B has 8 parts in all

• equivalent, because the shaded area of Strip A is the same as the shaded area of Strip B.

• not equivalent, because Strip A has 3 shaded parts and Strip B has 6 shaded parts

Inez did laundry. She found $6.47 in the pocket of her dad's pants. Which of the following could NOT represent the amount of money Inez found?

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The graph shows the number of miles Lincoln rode his bike during six weeks.

Which table represents the information in the graph?

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