number-bonds/addition-bonds/easy · 套题 83
7 problems
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1
Number bond: 7 + 2
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2
Number bond: 9 8 + ?
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3
8 __ + 2
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4
Complete the number bond: 2 1 + __
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5
Complete the number bond: 6 1 + __
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6
Complete the number bond: 10 __ + 2
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7
Complete the number bond: 6 __ + 5
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