Subtraction of Three-Digit Numbers

The video tutorial teaches three-digit subtraction without regrouping through various examples. It begins with an introduction to the concept, followed by practical examples involving cookies, money, and cupcakes. Each example demonstrates the step-by-step process of subtracting numbers starting from the ones place, then tens, and finally hundreds. The tutorial emphasizes the importance of starting from the right and provides clear explanations for each step, ensuring students understand the subtraction process.

How many cookies does Mrs. Schneider have left after giving away 235 cookies from her initial 358?

• 125

• 123

• 135

• 130

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CCSS.2.NBT.A.1

CCSS.2.NBT.A.3

CCSS.2.NBT.B.7

CCSS.2.OA.A.1

What is the first step in subtracting three-digit numbers without regrouping?

• Subtract the hundreds

• Subtract the thousands

• Subtract the tens

• Subtract the ones

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CCSS.2.NBT.A.1

CCSS.2.NBT.B.7

After spending $531, how much money does Mrs. Schneider have left from her initial $845?

• $320

• $315

• $314

• $325

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CCSS.2.MD.C.8

CCSS.2.NBT.B.7

CCSS.2.OA.A.1

When subtracting the tens in the example with $845 and $531, how many tens are left?

• 4

• 3

• 2

• 1

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CCSS.2.NBT.A.1

CCSS.2.NBT.B.5

CCSS.2.NBT.B.7

In the subtraction example with $768 and $134, what is the result?

• $635

• $640

• $645

• $634

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CCSS.2.NBT.B.7

What is the result of subtracting the hundreds in the example with $768 and $134?

• 4

• 5

• 3

• 6

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CCSS.2.NBT.A.1

CCSS.2.NBT.B.7

How many cupcakes does Mrs. Schneider have left after giving away 140 from her initial 390?

• 250

• 260

• 280

• 270

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CCSS.2.NBT.B.7

CCSS.2.OA.A.1

What is the result of subtracting the tens in the cupcake example?

• 4

• 5

• 3

• 2

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CCSS.2.NBT.B.5

CCSS.2.NBT.B.7

CCSS.2.NBT.B.8

What is the final step in subtracting three-digit numbers without regrouping?

• Subtract the tens

• Subtract the thousands

• Subtract the hundreds

• Subtract the ones

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CCSS.2.NBT.A.1

CCSS.2.NBT.B.7

CCSS.2.NBT.B.9

What should students do after learning the subtraction method?

• Practice with different decks

• Take a break

• Move to addition

• Start multiplication