number-bonds/addition-bonds/easy · 套题 41
8 problems
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1
Complete the number bond: 9 __ + 4
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2
Complete the number bond: 7 __ + 3
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3
10 4 + __
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4
Number bond: 6 3 + ?
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5
Complete the number bond: 2 1 + __
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6
Number bond: 10 + 5
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7
Number bond: 9 + 4
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8
2 1 + __
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