1st Grade · Math
Fact Families and Problem Solving within 10
Free sample questions, a clear explanation, and 5 practice skills with an AI tutor that guides without giving the answer away.
Sample questions
1. If 2 + 3 = 5, what is another way to make 5 using 2 and 3?
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A) 5 - 2 = 3
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B) 2 + 5 = 7
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C) 3 + 3 = 6
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D) 3 + 2 = 5
Answer: D) 3 + 2 = 5 — Think about how you can switch the numbers around when you add!
2. You have 4 red apples and 1 green apple. That's 5 apples! If 4 + 1 = 5, which one also makes 5?
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A) 1 + 4 = 5
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B) 4 + 2 = 6
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C) 5 - 1 = 4
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D) 1 + 1 = 2
Answer: A) 1 + 4 = 5 — Can you put the smaller number first and still get the same total?
3. A number bond shows that 6 and 2 make 8. If 6 + 2 = 8, what is another addition fact for 6, 2, and 8?
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A) 8 - 2 = 6
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B) 2 + 6 = 8
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C) 6 + 8 = 14
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D) 2 + 2 = 4
Answer: B) 2 + 6 = 8 — Remember, when you add, the order of the numbers doesn't change the answer!
Skills in this topic
- Identify related addition facts for a given number bond within 10.
- Identify related subtraction facts for a given number bond within 10.
- Construct fact families for numbers within 10 (e.g., 2, 6, 8).
- Solve one-step word problems involving addition and subtraction within 10 using number bonds.
- Create a word problem that can be solved using both addition and subtraction facts from the same fact family.
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