number-bonds/addition-bonds/expert · 套题 6
8 problems
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班级:
日期:
1
___ + 6 10
=
2
___ + 3 5
=
3
1 + ___ 4
=
4
1 + ___ 3
=
5
___ + 4 5
=
6
___ + 2 3
=
7
1 + ___ 10
=
8
5 + ___ 10
=