题目内容
| 脱式计算. 1624÷56×12 | 208×(10.8-6.8)÷5.2 | ||||||||
13.4-(
|
| ||||||||
(
| 375+450÷18×25. |
(1)1624÷56×12
=29×12
=348
(2)208×(10.8-6.8)÷5.2
=208×4÷5.2
=832÷5.2
=160
(3)13.4-(
+24÷
)
=13.4-(
+10)
=13.4-10.6
=2.8
(4)
×18÷9×
=12÷9×
=
×
=
(5)(
+
-
)×96
=
×96+
×96-
×96
=84+56-80
=140-80
=60
(6)375+450÷18×25
=375+25×25
=375+625
=1000.
=29×12
=348
(2)208×(10.8-6.8)÷5.2
=208×4÷5.2
=832÷5.2
=160
(3)13.4-(
| 3 |
| 5 |
| 12 |
| 5 |
=13.4-(
| 3 |
| 5 |
=13.4-10.6
=2.8
(4)
| 2 |
| 3 |
| 1 |
| 4 |
=12÷9×
| 1 |
| 4 |
=
| 4 |
| 3 |
| 1 |
| 4 |
=
| 1 |
| 3 |
(5)(
| 7 |
| 8 |
| 7 |
| 12 |
| 5 |
| 6 |
=
| 7 |
| 8 |
| 7 |
| 12 |
| 5 |
| 6 |
=84+56-80
=140-80
=60
(6)375+450÷18×25
=375+25×25
=375+625
=1000.
练习册系列答案
相关题目