题目内容
| 5-(
| ||||||||||||
2.8×
|
|
(1)
|
=56×1.28,
=71.68;
(2)5-(
=5-(4+
=5-4
=
(3)2.8×
=2.8×0.75+0.75×6.2+0.75, =(2.8+6.2+1)×0.75, =10×0.75, =7.5; (4)
=
=
|
练习册系列答案
相关题目
题目内容
| 5-(
| ||||||||||||
2.8×
|
|
(1)
|
(2)5-(
=5-(4+
=5-4
=
(3)2.8×
=2.8×0.75+0.75×6.2+0.75, =(2.8+6.2+1)×0.75, =10×0.75, =7.5; (4)
=
=
|