Exploring Fact Family Triangles in Addition and Subtraction

The video introduces the concept of fact families, using a dog sled race as a thematic backdrop. It explains how fact families relate to addition and subtraction through practical examples involving ropes, sled dogs, birds, and seals. The video concludes with a call to action for viewers to subscribe and explore more content.

What is the sum of two ropes for the dog and one rope for the sled?

• 1

• 2

• 3

• 4

Tags

CCSS.1.OA.A.1

If you have three ropes and take away one, how many ropes are left?

• 1

• 2

• 4

• 3

Tags

CCSS.2.OA.A.1

How many sled dogs are there in total?

• 2

• 5

• 3

• 4

Tags

CCSS.1.NBT.A.1

If you give treats to two dogs, how many dogs still need a treat?

• 3

• 2

• 4

• 1

Tags

CCSS.1.OA.A.1

What is the sum of three birds and four birds?

• 6

• 5

• 7

• 8

Tags

CCSS.1.OA.A.1

If you have seven birds and four fly away, how many are left?

• 3

• 2

• 1

• 4

Tags

CCSS.2.OA.A.1

What is the sum of six baby seals and two baby seals?

• 9

• 6

• 7

• 8

Tags

CCSS.1.OA.A.1

If you have eight baby seals and two leave, how many are left?

• 6

• 5

• 7

• 4

Tags

CCSS.2.OA.A.1