math-crossword/addition-3x3/medium · 套题 9
8 problems
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班级:
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1
1 × 1 __
=
2
5 - 0 __
=
3
19 + __ 35
=
4
__ + 15 26
=
5
2 × 5 __
=
6
6 × 3 __
=
7
4 × 9 __
=
8
31 - 11 __
=