Angie's TutoringEmphasizing Common Core State Standards
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Topic
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Click to Play
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Sample Content
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A.A3.5
Adding 10 or 9 |
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9 + 8 = 10 + 7
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A.A3.8
Thinking of Doubles |
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6 + 8 = 7 + 7
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A.A3.6
Subtracting 9 |
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14 – 9 = 5
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A.B3.2
Adding to 15 |
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15 + 8 = 23
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B.A2.2
Adding to 25 |
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25 + 6 = 31
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20 – 7 = 13
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