Nina says that any even number greater than 2 is always a **composite** number. Is Nina correct? Which explanation best supports the answer?

Yes, because even numbers greater than 2 always have at least the factors 1, 2, and themselves, making them composite

No, because even numbers can sometimes be prime

No, because some even numbers only have two factors

Yes, because all even numbers are divisible only by 2

The equation 5 x 8 = 40 can mean:

5 apples plus 5 apples is equal to 40

The difference between 5 apples and 8 apples is 40

Ella says that 51 is a prime number because it is odd. Is she correct? Which reasoning best explains the answer?

No, because 51 can be divided evenly by 3 and 17, making it composite

Yes, because all odd numbers are prime

Yes, because 51 cannot be divided by 2

No, because 51 is too large to be a prime number

Multiplicative Thinking Challenge

Authored by Sarah Weber

History

4th Grade

Used 9+ times

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32 questions

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MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which number is a prime number?

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A baker made 3 trays of cookies. Each tray has 8 cookies. Which equation represents how many cookies the baker made in all?

$3 + 8 = 11$

$3 \times 8 = 24$

$8 - 3 = 5$

$8 \div 3 = ?$

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which of the following numbers is composite?

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Sam has 5 marbles. Jake has 4 times as many marbles as Sam. Which equation can be used to find how many marbles Jake has?

$5 + 4 = 9$

$5 \times 4 = 20$

$5 - 4 = 1$

$4 + 4 = 8$

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What are the first three multiples for the number 6?

$6,\ 7,\ 8$

$12,\ 24,\ 48$

$6,\ 12,\ 18$

$6,\ 10,\ 18$

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

An array has side lengths of 9 units by 6 units. Which equation gives the area of the rectangle?

$9 + 6 = 15$

$9 \times 6 = 54$

$9 - 6 = 3$

$9 \times 9 = 81$

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which list contains only prime numbers?

2, 4, 7, 11

3, 7, 11, 13

5, 9, 11, 17

2, 6, 11, 19

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Lucy has 6 stickers. Her friend has 3 times as many stickers. Which equation shows how many stickers her friend has, where $n$ represents the number of stickers?

$n = 6 + 3$

$n = 6 - 3$

$n = 6 \times 3$

$n = 6 \div 3$

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Marcus is arranging 24 chairs into equal rows. He wants to find all the ways he can arrange the chairs. Which set of equations correctly shows all of the ways he could arrange the chairs?

$2 \times 12$ , $3 \times 8$ , $4 \times 6$

$2 \times 12$ , $3 \times 8$ , $5 \times 5$

$2 \times 12$ , $4 \times 5$ , $3 \times 8$

$3 \times 8$ , $4 \times 6$ , $5 \times 5$

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Multiplicative Thinking Challenge

Which number is a **prime** number?

A baker made 3 trays of cookies. Each tray has 8 cookies. Which equation represents how many cookies the baker made in all?

Which of the following numbers is **composite**?

Sam has 5 marbles. Jake has 4 times as many marbles as Sam. Which equation can be used to find how many marbles Jake has?

What are the first three multiples for the number 6?

An array has side lengths of 9 units by 6 units. Which equation gives the area of the rectangle?

Which list contains **only prime numbers**?

Lucy has 6 stickers. Her friend has 3 times as many stickers. Which equation shows how many stickers her friend has, where nnn represents the number of stickers?

Marcus is arranging 24 chairs into equal rows. He wants to find all the ways he can arrange the chairs. Which set of equations correctly shows all of the ways he could arrange the chairs?

A garden has 7 rows of plants. Each row has 9 plants. How many total plants are in the garden?

Access all questions and much more by creating a free account

Popular Resources on Wayground

Discover more resources for History

Which number is a prime number?

Which of the following numbers is composite?

Which list contains only prime numbers?

Lucy has 6 stickers. Her friend has 3 times as many stickers. Which equation shows how many stickers her friend has, where $n$ represents the number of stickers?