Solving Decimal Word Problems

This video tutorial focuses on multiplying decimals in the context of word problems. It begins with an introduction to the lesson's goals and guidelines for identifying multiplication in word problems. The tutorial includes several examples, such as calculating costs for bookmarks, museum visits, cappuccinos, and school lunches, as well as determining student counts. Each example demonstrates how to identify multiplication scenarios and solve them efficiently.

What is the first step in identifying a multiplication word problem?

• Find the largest number

• Check if it involves repeated addition

• Look for the word 'sum'

• Look for subtraction keywords

Which of the following words indicates a multiplication operation?

• Product

• Difference

• Sum

• Quotient

What should you do after reading a word problem once?

• Highlight the question

• Write down all numbers

• Solve the problem immediately

• Ignore the problem

How much will the class spend on bookmarks if each costs $0.84 and there are 23 students?

• $20.32

• $19.84

• $18.32

• $19.32

If 90 members of a club visit a museum and each ticket costs $7.25, what is the total cost?

• $652.00

• $653.00

• $652.50

• $653.50

Joe buys a cappuccino for $1.63 on three days. How much does he spend in total?

• $4.99

• $4.79

• $4.69

• $4.89

Dave buys school lunch for $1.75 on four days. How much does he spend in total?

• $7.50

• $7.25

• $7.00

• $6.75

How many students does Gainesville College have if it has 0.2 times as many students as Georgia Perimeter College, which has 20,000 students?

• 8,000

• 6,000

• 4,000

• 2,000

Why is it important to place the decimal correctly in multiplication problems?

• To make the number look bigger

• To ensure the answer is accurate

• To make the problem easier

• To confuse others

What is a good strategy when solving multiple-choice math problems?

• Work out the problem first and then check the options

• Guess the answer

• Choose the longest option

• Pick the first option