Shark Learning
Grade 2/Subtraction

Basic Subtraction Facts 0-10 (242)

Practice basic subtraction facts (differences within 0–10) to build fluency and number sense.
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Teacher Resources
Lesson Plan

Basic Subtraction Strategies

Standards
1.OA.C.6
Printable Aids
Number Line 0-20Subtraction Flashcards
Teaching Notes

Focus on mental strategies such as counting back, using a number line, or relating subtraction to addition facts. Encourage quick recall to build fluency without solely relying on rote memorization for foundational understanding.

Vocabulary
Fact: A math statement that is true.
Subtract: To take away from a number.
Common Mistakes
  • Confusing subtraction with addition.
  • Counting errors when using fingers or mental strategies.
  • Difficulty with facts involving zero or subtracting from the same number.
Differentiation
SupportProvide manipulatives (e.g., counters, ten-frames) or a number line for concrete representation. Begin with a smaller set of facts or visual aids. Review related addition facts.
ChallengeIntroduce timed challenges to boost speed and accuracy. Encourage students to explain multiple strategies they could use. Connect to missing addend problems (e.g., 8 - ? = 3).
Discussion Questions
  • How can knowing addition facts help you solve subtraction problems quickly?
  • What strategy do you use in your head to find the answer to a subtraction problem like 7 - 3?
  • Can you explain why 5 - 0 is 5, but 5 - 5 is 0?
Extension Activities
  • Use a number line.
  • Play subtraction flashcards.
  • Draw subtraction pictures.
Parent Tip

Use fingers or objects to practice subtraction facts.

Learning Path
Skill Cluster

Number Operations & Fluency

Grade Level

1-2

Skills Practiced
basic subtraction factssubtraction to 10number recognition
Prerequisites
  • Counting Backwards
  • Number Bonds
  • Counting within 10
  • Number recognition 0-10
  • Basic addition facts within 10
Next Steps
  • Subtraction with Regrouping
  • Word Problems
  • Subtract within 0-20
  • Problem solving with subtraction within 10
  • Basic Addition Facts 0-10
  • 2-Digit Subtraction without Regrouping