Understanding Basic Arithmetic and Factors

Understanding Basic Arithmetic and Factors

Assessment

Interactive Video

Mathematics

6th - 7th Grade

Practice Problem

Hard

Created by

Thomas White

FREE Resource

The video tutorial covers the concept of prime factorization, explaining how to determine the prime factorization of a number, specifically 140, using only prime numbers. The teacher discusses the properties of prime numbers and evaluates different answer choices to identify the correct prime factorization. The lesson concludes with a verification of the correct answer through multiplication, ensuring it equals 140.

Read more

21 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main topic discussed in the video?

Addition and Subtraction

Geometry

Fractions

Prime Factorization

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a prime number?

A number with more than two factors

A number that can be divided by 1 and itself only

A number that is even

A number that is odd

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a prime number?

9

4

6

7

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in checking if a number is prime?

Multiply it by 2

Check if it can be divided by any number other than 1 and itself

Add 1 to it

Subtract 1 from it

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is answer choice A incorrect?

It contains an even number

It contains a negative number

It contains a composite number

It contains a decimal

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which numbers are in answer choice B?

3, 5, 7

2, 5, 7

2, 4, 6

1, 5, 9

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is answer choice B considered correct?

It contains only even numbers

It contains only odd numbers

It contains only composite numbers

It contains only prime numbers

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?