黒丸大型1桁+1桁(10まで)問題
1 + 8 =
● ●●●●●8 2 + 4 = 13
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2 + 7 =
●● ●●●●●16 1 + 9 = 9
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6 + 1 = 43 2 + 7 = 16
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おてほん
1 2 3 4 5 6 7 8 9 10
算数ドリルなら【算願】
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