黒丸大型1桁+1桁(10まで)問題
1 + 9 =● ●●●●● 9 4 + 1 = 25
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1 + 5 =● ●●●●● 5 ●●●●●6 + 1 = 45
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1 + 6 =● ●●●●● 6 3 + 4 = 21
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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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