Division with 0 and 1: Understanding the Special Properties

This video tutorial explains division using the special properties of 0 and 1. It covers the concept of division as the inverse of multiplication and introduces fact families. The tutorial highlights the rules for dividing by 1, where any number divided by 1 is itself, and dividing by 0, which is undefined. Through practical examples, it demonstrates why division by 0 is impossible and emphasizes the importance of order in division operations. The video concludes with a review of key division concepts.

What is the result of any number multiplied by 1?

• The number itself

• 0

• Undefined

• 1

In a division fact family, what is the result of dividing a number by itself?

• Undefined

• The number itself

• 1

• 0

What happens when you divide any number by 1?

• 0

• 1

• Undefined

• The number itself

Why is dividing by zero considered undefined?

• Because it results in zero

• Because it results in the number itself

• Because it results in infinity

• Because it contradicts the inverse of multiplication

What is a common mistake when dealing with zero in division?

• Believing any number divided by zero is zero

• Thinking zero divided by a number is undefined

• Assuming zero divided by zero is one

• Mixing up zero divided by a number and a number divided by zero

If Ari's mom buys 3 t-shirts for Ari and his two brothers, how many t-shirts does each child get?

• 0

• 3

• 1

• 2

If there are no t-shirts available, how many t-shirts does each child get?

• 3

• 2

• 1

• 0