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CHÀO MỪNG CÁC THẦY CÔ GIÁO
VỀ DỰ GIỜ LỚP 1A
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<b>3 – 1 = 2</b>
<b>3 – 2 = 1</b>
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<b>2</b>
<b>-</b>
<b>1</b>
<b>=</b>
<b>1</b>
<b>3</b>
<b>-</b>
<b>2</b>
<b>=</b>
<b>1</b>
<b>3</b>
<b>-</b>
<b>1</b>
<b>=</b>
<b>2</b>
<b>2</b>
<b>-</b>
<b>1</b>
<b>=</b>
<b>1</b>
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<b>2</b>
<b>3</b>
<b>1</b>
<b>2 + 1 = 3</b>
<b>3 – 1 = 2</b>
<b>1 + 2 = 3</b>
<b>3 – 2 = 1</b>
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<b>Bài 1: Tính:</b>
<b>2 - 1 =</b>
<b>3 - 1 =</b>
<b>3 - 2 =</b>
<b>3 - 1 =</b>
<b>3 - 2 =</b>
<b>2 - 1 =</b>
<b>1 + 1 =</b>
<b>2 - 1 =</b>
<b>3 - 1 =</b>
<b>1 + 2 =</b>
<b>3 - 2 =</b>
<b>3 - 1 =</b>
<b>SGK</b>
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<b>3</b>
<b>- 2</b>
<b>=</b>
<b>1</b>
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<b> 1/ Tính</b>
<b>2 – 1 = ?</b>
<b>2 – 1 = 1</b>
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<b> 2/ Tính</b>
<b>3 – 2 = ?</b>
<b>3 – 2 = 1</b>
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<b> 3/ Tính</b>
<b>2 = 3 - ?</b>
<b>2 = 3 - 1</b>
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<b> 4/ Tính</b>
<b>3 – 1 – 1 = ?</b>
<b>3 – 1 – 1 = 1</b>
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<b>QUAY VỀ</b>
<b> 5/ </b>
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<b>Chân thành cảm ơn</b>
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