Dividing by 0, 1, 2, 3, 4, and 5

Mr. Added introduces division as the inverse of multiplication, emphasizing the concept of fact families. He explains how division separates numbers into equal groups, contrasting it with multiplication's combining of groups. The video covers division facts for numbers zero through five, using strategies like halving and skip counting. Mr. Added also highlights the importance of practice and provides tips for remembering division facts.

What is the relationship between multiplication and division?

• They are both used to add numbers.

• Multiplication is the inverse of division.

• Division is the inverse of multiplication.

• They are unrelated operations.

How can you use a fact table to solve 4 * 5?

• Slide over to 5 and down to 4.

• Slide over to 4 and down to 5.

• Slide over to 20 and down to 4.

• Slide over to 5 and down to 20.

What is the result of dividing any number by 1?

• The result is the number itself.

• The result is always 2.

• The result is always 1.

• The result is always 0.

What is the rule for dividing by 2?

• The number is doubled.

• The number is multiplied by 2.

• The number is cut in half.

• The number is divided by 4.

How can you solve 15 / 3 using skip counting?

• Count by 2s until you reach 15.

• Count by 3s until you reach 15.

• Count by 5s until you reach 15.

• Count by 4s until you reach 15.

What is a hint for divisibility by 5?

• The number ends in 1 or 3.

• The number ends in 6 or 8.

• The number ends in 0 or 5.

• The number ends in 2 or 4.

If 9 * 5 = 45, what is 45 / 5?

• 45

• 9

• 0

• 5