黒丸大型1桁+1桁(10まで)問題
6 + 1 = 39 6 + 1 = 42
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4 + 2 = 26 6 + 1 = 41
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1 + 9 =
● ●●●●●9 3 + 6 = 23
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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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