Understanding Sums and Place Values

The video tutorial introduces second graders to the CUPS strategy for solving three-digit by three-digit word problems. The CUPS strategy involves four steps: Circle the numbers, Underline the question, Plan your strategy, and Set up and solve. The teacher demonstrates this strategy through three examples involving cookies, gumballs, and Legos, emphasizing the importance of identifying clue words and labeling answers. Students are encouraged to practice the strategy and review their work.

What is the first step in the CUPS strategy?

• Set up and solve

• Underline the question

• Circle the numbers

• Plan your strategy

What does the 'U' in CUPS stand for?

• Understand the problem

• Utilize the strategy

• Use the numbers

• Underline the question

What should you do after underlining the question in the CUPS strategy?

• Circle the numbers

• Plan your strategy

• Set up and solve

• Check your work

In the CUPS strategy, what is the final step?

• Underline the question

• Circle the numbers

• Set up and solve

• Plan your strategy

What is the purpose of the CUPS strategy?

• To solve multiplication problems

• To solve word problems

• To solve division problems

• To solve subtraction problems

Serenity sold 347 cookies and Camilla sold 321 cookies. How many cookies did they sell in total?

• 658

• 678

• 668

• 648

What clue word in the problem indicates that you need to add the numbers?

• In total

• Difference

• Product

• Quotient

When adding 347 and 321, what is the sum of the digits in the tens place?

• 7

• 5

• 8

• 6

What should you do if you don't know the sum of two numbers?

• Guess the answer

• Make tallies or dots

• Use a calculator

• Skip the problem

What is the importance of labeling your answers?

• To ensure clarity

• To make it look neat

• To confuse others

• To add more information