number-bonds/to-50/medium · セット 94
8 problems
名前：
クラス:
日付：
1
2 1 + __
=
2
5 __ + 2
=
3
Number bond: 3 + 1
=
4
Complete the number bond: 7 __ + 5
=
5
Complete the number bond: 3 __ + 2
=
6
Number bond: 2 + 1
=
7
Complete the number bond: 5 3 + __
=
8
Number bond: 4 1 + ?
=