number-bonds/addition-bonds/easy · セット 64

8 problems
1
Complete the number bond: 3 __ + 1 =
2
6 4 + __ =
3
Number bond: 4 + 3 =
4
2 1 + __ =
5
Number bond: 5 3 + ? =
6
Number bond: 7 3 + ? =
7
Number bond: 2 + 1 =
8
8 __ + 1 =
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