问题
解答题
|
答案
(1)1320÷6×40
=220×40
=8800;
(2)1080-720÷40
=1080-18
=1062;
(3)420×(105-88)
=420×17
=7140;
(4)8820÷70÷21
=126÷21
=6.
|
(1)1320÷6×40
=220×40
=8800;
(2)1080-720÷40
=1080-18
=1062;
(3)420×(105-88)
=420×17
=7140;
(4)8820÷70÷21
=126÷21
=6.