Two-Step Multiplication and Division Problem Solving

This video tutorial covers solving a two-step multiplication and division problem, specifically item number six from the 2018 released STAAR test for fourth grade. The problem involves calculating the total cost of buying four shirts and a pair of socks. The video explains how to visualize the problem, perform calculations using multiplication and addition, and handle decimals correctly. It also discusses verifying the answer using different methods, such as the commutative property and partial products, to ensure accuracy.

What grade level is the concept of two-step multiplication and division problems aimed at?

• Sixth grade

• Third grade

• Fifth grade

• Fourth grade

Tags

CCSS.3.OA.D.8

What is the standard number associated with two-step multiplication and division problems in Texas?

• 5.4H

• 3.4H

• 4.5G

• 4.4H

How many shirts is Fran planning to buy?

• Six

• Five

• Three

• Four

Tags

CCSS.1.OA.A.1

What is the cost of each shirt?

• $12

• $15

• $13

• $14

Tags

CCSS.3.OA.A.3

What is the cost of the pair of socks?

• $5.29

• $3.29

• $4.99

• $4.29

Tags

CCSS.5.NBT.B.7

What mathematical operation is primarily used to find the total cost?

• Multiplication and addition

• Subtraction and division

• Only multiplication

• Only addition

Tags

CCSS.3.OA.D.8

Where does the decimal point go if it's not specified in a number?

• Before the ones place

• After the ones place

• No decimal point is needed

• After the tens place

Tags

CCSS.5.NBT.A.3A

What is the total cost of the shirts and socks combined?

• $54.29

• $57.29

• $55.29

• $56.29

Tags

CCSS.6.NS.B.3

Which property of multiplication is used to switch the order of factors?

• Distributive property

• Identity property

• Associative property

• Commutative property

Tags

CCSS.3.NBT.A.3

What method is used to break down the multiplication into simpler parts?

• Repeated addition

• Grid method

• Long multiplication

• Partial products

Tags

CCSS.4.NBT.B.5