3rd Grade Math Challenge

Jerry is putting a puzzle together. The number of pieces he has left, rounded to the nearest hundred, is 400 pieces. Which could be the actual number of pieces Jerry has left?

• 319

• 350

• 450

• 499

Kerry is comparing the two numbers shown. 707,919 ___ 716,405 Which symbol should Kerry use to correctly compare the two numbers?

• <

• >

• +

• =

• 1

• 8

Mr. Sakatos buys 6 boxes of fruit bars. Each box has 4 fruit bars in it. Which equation could Mr. Sakatos use to show the total number of fruit bars, t, he buys?

• 6–4=t

• 6+4=t

• 6÷4=t

• 6×4=t

Ms. Kren is reading a book with 524 pages. How many pages are in Ms. Kren’s book rounded to the nearest ten?

• 500

• 510

• 520

• 530

• 1

• 8

A package of cookies has a total of 30 cookies.

• The package has 3 rows of cookies.

• Each row has the same number of cookies.

• To find c, the number of cookies in each row, Luis writes 3 × c = 30.

What is another equation Luis could use to find the number of cookies in each row?

• 3 + c = 30

• 30 – c = 3

• 3 × 30 = c

• 30 ÷ 3 = c

Which sentence about all quadrilaterals is true?

• They have four sides.

• They have right angles.

• They have pairs of matching sides.

• They have sides that are the same length.

Ms. Jenkins sews along the perimeter of a rug.

The rug is a rectangle with its length being 8 feet.

The perimeter of the rug is 26 feet.

What is the width, in feet, of the rug?

• 5

• 9

• 18

• 40

Tatum opens 6 packages of pens. Each package has 4 pens.

Then, he puts all the pens into 3 cups equally.

How many pens does Tatum put into each cup?

• 7

• 8

• 21

• 24