Partial Sums Addition Practice

The video tutorial introduces partial sums addition for third graders, demonstrating how to add numbers in the hundreds using this method. It provides two example problems: 357 + 231 and 328 + 264, explaining each step in detail. The tutorial concludes with an invitation for students to seek further help if needed.

What is the main purpose of learning partial sums addition in third grade?

• To divide numbers into smaller parts

• To subtract large numbers

• To add numbers in the hundreds

• To multiply numbers quickly

In the first problem, what is the first step in solving 357 + 231?

• Subtract the smaller number

• Add the ones first

• Divide the problem into hundreds, tens, and ones

• Multiply the numbers

When adding the hundreds in the first problem, what is the result of 3 + 2?

• 5000

• 500

• 50

• 5

What is the final answer for the first problem 357 + 231?

• 588

• 598

• 578

• 568

In the second problem, what is the first step in solving 328 + 264?

• Add the tens first

• Divide the problem into hundreds, tens, and ones

• Subtract the smaller number

• Multiply the numbers

When adding the tens in the second problem, what is the result of 2 + 6?

• 80

• 8

• 6

• 60

What is the final answer for the second problem 328 + 264?

• 562

• 572

• 582

• 592

What should you do if you have more questions about partial sums addition?

• Ask your teacher

• Search online

• Ignore them

• Guess the answers