math-crossword/addition-3x3/easy · 套题 4
8 problems
姓名:
班级:
日期:
1
__ - 4 6
=
2
2 - __ 2
=
3
__ - 0 1
=
4
__ + 8 13
=
5
5 + __ 12
=
6
__ - 3 4
=
7
__ + 10 12
=
8
6 + 2 __
=