CH 8 CHECK MY PROGRESS

A ______ is a fact you know by memory.

• commutative property

• known fact

• related fact

The _____ states that the order in which two numbers are multiplied does not change the product.

• commutative property

• known fact

• related facts

Facts that use the same three numbers are ______.

• commutative property

• known fact

• related facts

Choose the two multiplication sentences that are commutative property.

• 2 x 6 = 12

• 3 x 4 = 12

• 7 x 2 = 14

• 6 x 2 = 12

• 14 ÷ 2 = 7

Which is a related multiplication fact for 48 ÷ 6 = 8

• 6 + 8 = 14

• 48 ÷ 8 = 6

• 6 x 3 = 18

• 6 x 8 = 48

Find the unknown. Decompose the factor 7 into 5 and 2.

9 x 7 = ⏹️ Known facts:

9 x ___ = ____

9 x ___ = ____

The unknown is ___

Evaluate responses using AI:

OFF

Multiply. Write only the product.

5 x 6 = ___

Multiply. Write only the product.

8 x 7 = ___

Multiply. Write only the product.

9 x 6 = ___

Mark all related multiplication facts:

14 ÷ 7 = ____

• 14 + 7 = 21

• 7 x 2 = 14

• 2 x 12 = 24

• 2 x 7 = 14