黒丸大型1桁+1桁(10まで)問題
2 + 8 =●● ●●●●● 17 6 + 1 = 42
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2 + 7 =●● ●●●●● 16 3 + 4 = 21
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5 + 2 = 32 5 + 3 = 33
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おてほん
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算数ドリルなら【算願】
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