题目内容
递等式计算:(1)9.6÷3.2+5.2×0.4; (2)
÷(
+
)×2
.
| 4 |
| 9 |
| 7 |
| 9 |
| 4 |
| 9 |
| 3 |
| 4 |
(1)9.6÷3.2+5.2×0.4,
=3+2.08,
=5.08;
(2)
÷(
+
)×2
,
=
÷
×2
,
=
×
×
,
=1.
=3+2.08,
=5.08;
(2)
| 4 |
| 9 |
| 7 |
| 9 |
| 4 |
| 9 |
| 3 |
| 4 |
=
| 4 |
| 9 |
| 11 |
| 9 |
| 3 |
| 4 |
=
| 4 |
| 9 |
| 9 |
| 11 |
| 11 |
| 4 |
=1.
练习册系列答案
相关题目