Question

列式计算．

(1)□＋□＋□=□	(3)□÷□=□
(2)□×□=□	(4)□÷□=□

Answer 1

答案：4,4,4,12;3,4,12$4,3,12;12,3,4$12,4,3;12,3,4$12,4,3
解析：

4＋4＋4=12 12÷3=4 4×3=12 12÷4=3