Shark Learning
Grade 2/Subtraction

Subtract Whole Tens from 3-Digit Numbers

Subtract multiples of 10 from 3-digit numbers. Students practice place value with larger numbers and may need to regroup across place values.
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Easy
1
20 questions
2
20 questions
Medium
1
20 questions
2
20 questions
Hard
1
20 questions
2
20 questions

Practice Questions

  1. 456 - 30 = ?
    Show answer

    426

  2. 283 - 40 = ?
    Show answer

    243

  3. 675 - 50 = ?
    Show answer

    625

  4. 519 - 60 = ?
    Show answer

    459

  5. 748 - 20 = ?
    Show answer

    728

Teacher Resources
Teaching Notes

Focus on place value understanding, especially when regrouping from the hundreds. Emphasize that subtracting tens affects the tens place, potentially requiring a trade from the hundreds.

Vocabulary
Regroup: Borrowing from a higher place value.
Hundreds place: The digit representing multiples of one hundred.
Common Mistakes
  • Forgetting to regroup when the minuend's tens digit is smaller.
  • Incorrectly subtracting from the hundreds place when not needed.
  • Misaligning digits if not using vertical subtraction.
Differentiation
SupportUse base ten blocks or drawings to visualize regrouping.
ChallengeSolve problems involving subtracting larger multiples of ten.
Discussion Questions
  • How does place value help you subtract tens from a 3-digit number?
  • When do you need to regroup across place values?
  • What strategies can you use to check your answer?
  • How is subtracting tens similar to subtracting ones?
Extension Activities
  • Subtracting tens with base-ten blocks.
  • Create word problems.
  • Number line jumps by tens.
Parent Tip

Practice subtracting groups of ten from numbers using objects.

Learning Path
Skill Cluster

Number Sense & Operations

Estimated Time

15 minutes

Skills Practiced
Subtracting whole tensRegrouping tensPlace value understanding