Home/First Grade Math/Week 4: Subtraction up to 10 /Lesson 2
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Subtract by Counting Back - Up to 10

ā¬…ļø Subtraction means going backward. Count back from the starting number to find how many are left.

Lesson 2

Concept

When subtracting, think "go back." Example: 9 - 3 ā€¢ Start at 9 ā€¢ Count back: 8, 7, 6 ā€¢ Answer: 6 šŸŽÆ **Counting Back Rule:** The second number tells how many backward steps to take.

Try it

Practice counting back: 1. 8 - 2 = ? 2. 7 - 5 = ? 3. 10 - 4 = ? 4. 6 - 1 = ? 5. 9 - 0 = ?