number-bonds/to-50/medium · 套题 32
8 problems
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1
5 1 + __
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2
Complete the number bond: 8 3 + __
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3
10 1 + __
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4
Complete the number bond: 9 __ + 3
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5
Complete the number bond: 9 __ + 2
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6
Number bond: 7 + 6
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7
Number bond: 7 6 + ?
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8
Complete the number bond: 9 __ + 5
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