题目内容
计算3.14×1
+0.314×
-31.4×0.2=______.
| 3 |
| 8 |
| 25 |
| 4 |
3.14×1
+0.314×
-31.4×0.2,
=3.14×1
+3.14×
-3.14×2,
=3.14×(1
+
-2),
=3.14×0,
=0.
故答案为:0.
| 3 |
| 8 |
| 25 |
| 4 |
=3.14×1
| 3 |
| 8 |
| 5 |
| 8 |
=3.14×(1
| 3 |
| 8 |
| 5 |
| 8 |
=3.14×0,
=0.
故答案为:0.
练习册系列答案
相关题目