黒丸大型1桁+1桁(10まで)問題
6 + 1 = 45 2 + 2 = 11
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1 + 5 =● ●●●●● 5 3 + 3 =●●● ●●● 20
1 + 9 =● ●●●●● 9 4 + 6 = 30
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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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