Exploring Fact Families with 3, 5, and 8

How many green cubes are there in the initial example?

• Three

• Five

• Ten

• Eight

What happens to the sum when the order of addends is changed?

• It increases

• It becomes zero

• It stays the same

• It decreases

What is the sum of three green cubes and five blue cubes?

• Nine

• Six

• Seven

• Eight

If you start with eight cubes and take away three, how many are left?

• Three

• Four

• Five

• Two

What is the result of eight minus five?

• Four

• Three

• Five

• Two

When subtracting from the total number of cubes, what must you start with?

• Zero

• The largest number

• Any number

• The smallest number

What is the total number of cubes used in the examples?

• Eight

• Five

• Ten

• Three

In a fact family, what is the largest number called?

• Product

• Sum

• Difference

• Addend

What property allows the order of addends to be changed without affecting the sum?

• Associative Property

• Identity Property

• Distributive Property

• Commutative Property

What must you do when subtracting from the total number of cubes?

• Add more cubes

• Subtract from only some cubes

• Ignore the rest

• Subtract from the sum total