Math Magicians Quarter Review

Math Magicians Quarter Review

3rd Grade,

Eagle Enrichment

Section 1: Odd/Even & Prime/Composite

You got this, Eagles!

Multiple Choice

VOCAB!

What is an even number?

• A number that cannot be evenly divided by 2.

• A number that has a 1, 3, 5, 7, or 9 in the ones place.

• A number that has a 0, 2, 4, 6, or 8 in the ones place.

Multiple Choice

Is this number even or odd?

567,890,213

• Even

• Odd

Multiple Choice

VOCAB!

What is a prime number?

• A number with exactly two unique factors.

• A number with three or more unique factors.

• A number that creates a square array.

• Batman

Multiple Choice

VOCAB!

What is a composite number?

• A number with exactly two unique factors.

• A number with three or more unique factors.

• A number that creates a square array.

• Tomatoes

Multiple Choice

Is 36 prime or composite?

• Prime

• Composite

• Waffles

Multiple Choice

Take a moment and work it out: Which number below is composite?

• 3

• 13

• 23

• 33

Multiple Choice

Is 21 prime or composite?

• prime, because is has 2 factors

• composite, because it has 2 factors

• composite, because it has 4 factors

• neither

Section 2: Factors and Multiples

Here we go! Are you ready?

Multiple Choice

Select the multiplication sentence for the following array:

(Dive, then swim people! Dive, then swim!)

• 3 x 3 = 9

• 5 x 9 = 45

• 2 x 3 = 6

• 1 x 6 = 6

Multiple Choice

Write an equation for this math problem.

• 4 x 6 = n

• 7 x 5 = n

• 6 x 3 = n

• 4 x 7 = n

Multiple Choice

VOCAB!

What is a factor?

• A number that divides evenly into a whole number.

• An arrangement of objects into columns and rows.

• The result of multiplying a number by itself and it makes a square array.

Multiple Choice

VOCAB!

What is a multiple?

• a set of numbers that have no members in common

• a characteristic or property of members of a set

• multiplication combinations of any two numbers 0-9

• a number that is the product of a given number a whole number

Multiple Choice

1, 2, 4

These numbers are ________ of 4.

• Factors

• Multiples

Multiple Choice

Fill in the missing multiple.

3: 3, 6, 9, ___, 15, 18, 21

• 10

• 11

• 12

Multiple Choice

What is true about multiples?

• They go higher than the number.

• They go lower than the number.

• Llamas

Multiple Choice

What are some of the multiples of 12?

• 1, 2, 3, 4, 6, 12

• 12, 24, 36, 48

• 1, 2, 3, 4, 5, 6,

• 6, 12, 24, 36

Multiple Choice

Is the number 6 a factor or a multiple of the number 3?

• Factor

• Multiple

• Bananas

Section 3: Square Numbers

Yeah, squares! They are cool!

Multiple Choice

VOCAB!

What is a square number?

• A number that divides evenly into a whole number.

• An arrangement of objects into columns and rows.

• The result of multiplying a number by itself and it makes a square array.

Fill in the Blanks

Multiple Choice

How do I find a square number?

• I subtract numbers.

• Adding any 2 numbers together

• I multiply any 2 numbers.

• I multiply a number times itself.

Multiple Choice

What is 9²?

• 81

• 18

• 99

• 90

Section 4: Where Does That Belong?

Back to Venn-diagrams!

Multiple Choice

VOCAB!

What is the middle area of a Venn-diagram called?

• The intersection

• Venn-diagram

• attribute

• disjoint sets

Multiple Choice

VOCAB!

Sets of numbers that have no members in common

• Disjoint Sets

• Intersection

• Venn Diagram

• Commutative Property

Multiple Choice

Look at the Venn-diagram image. (Click on the image to make it larger.)

QUESTION: Which section would the number 16 belong?

• A

• B

• C

• AC

• CB

Multiple Choice

Look at the Venn-diagram image. (Click on the image to make it larger.)

QUESTION: Which section would the number 1 belong.

(Be careful! The number 1 is tricky!)

• A

• B

• C

• CB

• ABC

Multiple Choice

Look at the image.

Which number could be placed in section ABC?

• 2

• 30

• 60

• 100

Multiple Choice

Look at the image.

Which number below would be placed in section D?

• 12

• 13

• 15

• 16

Section 5: Name! That! Number!

Okay, Eagles, let's play!

Section 5: GCF and LCM

Giraffes Can Fly and Lions Climb Mattresses, Right??

Multiple Choice

VOCAB!

The smallest number that is a common multiple of two or more numbers

• Least Common Multiple

• Greatest Common Factor

• Multiple

• Factor

Multiple Choice

VOCAB!

The largest counting number that is a common factor of two or more numbers

• Least Common Multiple

• Greatest Common Factor

• Multiple

• Factor

Multiple Choice

What is the greatest common factor (GCF) of 12 and 18?

• 3

• 4

• 6

• 2

Multiple Choice

What is the least common multiple (LCM) of 2 and 3?

• 6

• 8

• 20

• 10

Multiple Choice

What is the greatest common factor (GCF) of 10 and 12?

• 5

• 2

• 3

• 6

Multiple Choice

What is the least common multiple (LCM) of 5 and 20?

• 4

• 5

• 20

• 100

Section 6: Properties!

This is the last section! Let's own it!

Multiple Choice

Look at the picture. Which of the following equations uses the distributive property of multiplication over addition?

• 6 x 6 = (5 x 6) + (6 x 1)

• 6 + 6 = (5 x 6) - (6 x 1)

• 6 - 6 = (5 + 6) - (6 + 1)

Multiple Choice

Look at the picture. Which of the following equations uses the distributive property of multiplication over addition?

• 6 x 3 = (6 x 4) + (6 x 4)

• 3 x 4 = (6 x 4) + (6 x 4)

• 6 x 4 = (3 x 4) + (3 x 4)

Multiple Choice

Look at the picture. Which option below would equal a 4 x 6 array?

• (3 x 6) + (3 x 6)

• (2 x 6) + (2 x 6)

• (4 x 6) + (3 x 5)

Whoo-hoo!

If you need more practice because you missed questions, please play again. We all get better with practice. :)